Home / 39,689.73-59,518.17-16,883.91

Finding the Fourth Proportional to 39,689.73, 59,518.17 and 16,883.91

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Solution

The fourth proportional to 39,689.73, 59,518.17 and 16,883.91 is: 25,318.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,689.73 : 59,518.17 = 16,883.91 : x
  2. Step 2: Convert to fraction form
    39,689.73/59,518.17 = 16,883.91/x
  3. Step 3: Cross multiply
    39,689.73x = 59,518.17 × 16,883.91
  4. Step 4: Simplify right side
    39,689.73x = 1,004,899,425.64
  5. Step 5: Solve for x
    x = 1,004,899,425.64/39,689.73
  6. Step 6: Final answer
    x = 25,318.88

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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.