Home / 39,761.92-59,642.82-10,179.76

Finding the Fourth Proportional to 39,761.92, 59,642.82 and 10,179.76

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Solution

The fourth proportional to 39,761.92, 59,642.82 and 10,179.76 is: 15,269.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,761.92 : 59,642.82 = 10,179.76 : x
  2. Step 2: Convert to fraction form
    39,761.92/59,642.82 = 10,179.76/x
  3. Step 3: Cross multiply
    39,761.92x = 59,642.82 × 10,179.76
  4. Step 4: Simplify right side
    39,761.92x = 607,149,593.32
  5. Step 5: Solve for x
    x = 607,149,593.32/39,761.92
  6. Step 6: Final answer
    x = 15,269.62

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1.5x scale

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.