Home / 42,024.76-63,046.49-18,336.15

Finding the Fourth Proportional to 42,024.76, 63,046.49 and 18,336.15

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Solution

The fourth proportional to 42,024.76, 63,046.49 and 18,336.15 is: 27,508.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,024.76 : 63,046.49 = 18,336.15 : x
  2. Step 2: Convert to fraction form
    42,024.76/63,046.49 = 18,336.15/x
  3. Step 3: Cross multiply
    42,024.76x = 63,046.49 × 18,336.15
  4. Step 4: Simplify right side
    42,024.76x = 1,156,029,490.70
  5. Step 5: Solve for x
    x = 1,156,029,490.70/42,024.76
  6. Step 6: Final answer
    x = 27,508.29

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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.