Home / 59,712.18-82,387.90-38,465.88

Finding the Fourth Proportional to 59,712.18, 82,387.90 and 38,465.88

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Solution

The fourth proportional to 59,712.18, 82,387.90 and 38,465.88 is: 53,073.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,712.18 : 82,387.90 = 38,465.88 : x
  2. Step 2: Convert to fraction form
    59,712.18/82,387.90 = 38,465.88/x
  3. Step 3: Cross multiply
    59,712.18x = 82,387.90 × 38,465.88
  4. Step 4: Simplify right side
    59,712.18x = 3,169,123,074.85
  5. Step 5: Solve for x
    x = 3,169,123,074.85/59,712.18
  6. Step 6: Final answer
    x = 53,073.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.