Home / 15,658.46-23,437.77-8,711.90

Finding the Fourth Proportional to 15,658.46, 23,437.77 and 8,711.90

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Solution

The fourth proportional to 15,658.46, 23,437.77 and 8,711.90 is: 13,040.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,658.46 : 23,437.77 = 8,711.90 : x
  2. Step 2: Convert to fraction form
    15,658.46/23,437.77 = 8,711.90/x
  3. Step 3: Cross multiply
    15,658.46x = 23,437.77 × 8,711.90
  4. Step 4: Simplify right side
    15,658.46x = 204,187,508.46
  5. Step 5: Solve for x
    x = 204,187,508.46/15,658.46
  6. Step 6: Final answer
    x = 13,040.08

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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.