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Finding the Fourth Proportional to 17,909.52, 24,711.12 and 10,835.76

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Solution

The fourth proportional to 17,909.52, 24,711.12 and 10,835.76 is: 14,950.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,909.52 : 24,711.12 = 10,835.76 : x
  2. Step 2: Convert to fraction form
    17,909.52/24,711.12 = 10,835.76/x
  3. Step 3: Cross multiply
    17,909.52x = 24,711.12 × 10,835.76
  4. Step 4: Simplify right side
    17,909.52x = 267,763,765.65
  5. Step 5: Solve for x
    x = 267,763,765.65/17,909.52
  6. Step 6: Final answer
    x = 14,950.92

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1.5x scale

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.