Question

if the third proportional to 9 and x is 36, then find the value of x.

Answer 1

9:x :: x:36

9/x = x/36
x square = 36 × 9

x square = 324

x square = 18 square

x = 18

Hence answer is 18

Answer 2

Answer:

The answer will be 18.

Step-by-step explanation:

=9:x::x:36

=9/x = 36*9

=x^2=36*9

=x^2=324

=x2=18^2

x=18 Ans.