**CA Foundation, Proportion, Exercise 1B Video Solutions in Hindi**

**Questions List**

The fourth proportional to 4, 6, 8 is...?

The third proportional to 12, 18 is...?

The mean proportional between 25, 81 is...?

The number which has the same ratio to 26 that 6 has to 13 is...?

The fourth proportional to 2a, a^2, c is...?

If four numbers 1/2, 1/3, 1/5, 1/x are proportional then x is...?

The mean proportional between 12x^2 and 27y^2 is...?

**Questions List**

If A = B/2 = C/5, then A : B : C is...?

If a/3 = b/4 = c/7, then a + b + c/c is...?

If