Home / 42,737.16-63,943.07-25,807.86

Finding the Fourth Proportional to 42,737.16, 63,943.07 and 25,807.86

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Solution

The fourth proportional to 42,737.16, 63,943.07 and 25,807.86 is: 38,613.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,737.16 : 63,943.07 = 25,807.86 : x
  2. Step 2: Convert to fraction form
    42,737.16/63,943.07 = 25,807.86/x
  3. Step 3: Cross multiply
    42,737.16x = 63,943.07 × 25,807.86
  4. Step 4: Simplify right side
    42,737.16x = 1,650,233,669.49
  5. Step 5: Solve for x
    x = 1,650,233,669.49/42,737.16
  6. Step 6: Final answer
    x = 38,613.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.