Home / 18,128-25,662

Finding the Third Proportional to 18,128 and 25,662

Calculator

Solution

The third proportional to 18,128 and 25,662 is: 36,327.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,128 : 25,662 = 25,662 : x
  2. Step 2: Convert to fraction form
    18,128/25,662 = 25,662/x
  3. Step 3: Cross multiply
    18,128x = 25,662 × 25,662
  4. Step 4: Simplify right side
    18,128x = 658,538,244
  5. Step 5: Solve for x
    x = 658,538,244/18,128
  6. Step 6: Final answer
    x = 36,327.13

Related Problems

Find third proportional to 9,064 and 12,831
Half scale
Find third proportional to 36,256 and 51,324
Double scale
Find third proportional to 18,130 and 25,665
Similar ratio
Find third proportional to 27,192 and 38,493
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.