Home / 16,711.29-25,066.46-5,618.61

Finding the Fourth Proportional to 16,711.29, 25,066.46 and 5,618.61

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Solution

The fourth proportional to 16,711.29, 25,066.46 and 5,618.61 is: 8,427.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,711.29 : 25,066.46 = 5,618.61 : x
  2. Step 2: Convert to fraction form
    16,711.29/25,066.46 = 5,618.61/x
  3. Step 3: Cross multiply
    16,711.29x = 25,066.46 × 5,618.61
  4. Step 4: Simplify right side
    16,711.29x = 140,838,676.87
  5. Step 5: Solve for x
    x = 140,838,676.87/16,711.29
  6. Step 6: Final answer
    x = 8,427.76

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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.