**Definitions:**

**Kilopound Per Square Foot** (abbreviations: **ksf, or kips/ft2**): is a British (Imperial) and American pressure unit which is directly related to the ksi pressure unit by a factor of 144 (1 sq ft = 12 in x 12 in = 144 sq in). Where, 1 kilopound per square foot equals 47.8803 kilopascals.

**Kilopound Per Square Inch** (abbreviations: **ksi, or kips/in2**): is a unit of pressure or of stress based on avoirdupois units. It is the pressure resulting from a force of one kilopound-force applied to an area of one square inch.

## How to Convert Kilopounds Per Square Feet to Kilopounds Per Square Inches

*Example: How many kilopounds per square inches are equivalent to 57.81 kilopounds per square feet?*

As;

1 kilopounds per square feet = 0.0069444444444444 kilopounds per square inches

57.81 kilopounds per square feet = Y kilopounds per square inches

Assuming Y is the answer, and by criss-cross principle;

Y equals 57.81 times 0.0069444444444444 over 1

(i.e.) Y = 57.81 * 0.0069444444444444 / 1 = 0.40145833333333 kilopounds per square inches

Answer is: 0.40145833333333 kilopounds per square inches are equivalent to 57.81 kilopounds per square feet.

*Practice Question: Convert the following units into ksi:*

N.B.: After working out the answer to each of the next questions, click adjacent button to see the correct answer.

( i ) 47.52 ksf

( ii ) 71.89 ksf

( iii ) 94.76 ksf