Home / 25,530-39,578

Finding the Third Proportional to 25,530 and 39,578

Calculator

Solution

The third proportional to 25,530 and 39,578 is: 61,355.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,530 : 39,578 = 39,578 : x
  2. Step 2: Convert to fraction form
    25,530/39,578 = 39,578/x
  3. Step 3: Cross multiply
    25,530x = 39,578 × 39,578
  4. Step 4: Simplify right side
    25,530x = 1,566,418,084
  5. Step 5: Solve for x
    x = 1,566,418,084/25,530
  6. Step 6: Final answer
    x = 61,355.98

Related Problems

Find third proportional to 12,765 and 19,789
Half scale
Find third proportional to 51,060 and 79,156
Double scale
Find third proportional to 25,532 and 39,581
Similar ratio
Find third proportional to 38,295 and 59,367
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.