Question

find the third proportion of 8 and 12

Answer 1

let the third proportion be x.
then 8,12 and x are in proportion
then 8:12=12:x
8x=12×12
x=144/8=18

Answer 2

Answer:

Third Proportional of 8 and 12 = 18

Step-by-step explanation:

Third Proportional :

If x is the third Proportional of a and b .

$x=\frac{b^{2}{a}</p><p>Now,here </p><p>a = 8, b = 12 </p><p>Third Proportional (x) = [tex]\frac{(12)^{2}}{8}\\=\frac{12\times 12}{8}\\=18$

Therefore,

Third Proportional of 8 and 12 = 18

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