25
If, by geometric number (?) you mean geometric mean, then the answer is 40.
19.36492
The geometric mean is 45.0
10
Geometric mean of 2 and 25 = sqrt(2*25) = 5*sqrt(2) = 7.071
11.18034
25
√1 x √25 = 1 x 5 = 5
The geometric mean of 9 and 25 is: 15.0
The geometric mean of 25 and 100 is 50.0
15 is the geometric mean of 25 and 35.
√2 x √25 = 1.4142135623731 x 5 = 7.07106781186548
The geometric mean of 4 and 5 is 4.472135955
geometric mean of 4 and 25=√(4x25)=√100=10
If, by geometric number (?) you mean geometric mean, then the answer is 40.
Geometric mean of 5 and 15= √(5x15)=√75=5√3