Home / 14,909.20-22,363.76-3,815.88

Finding the Fourth Proportional to 14,909.20, 22,363.76 and 3,815.88

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Solution

The fourth proportional to 14,909.20, 22,363.76 and 3,815.88 is: 5,723.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,909.20 : 22,363.76 = 3,815.88 : x
  2. Step 2: Convert to fraction form
    14,909.20/22,363.76 = 3,815.88/x
  3. Step 3: Cross multiply
    14,909.20x = 22,363.76 × 3,815.88
  4. Step 4: Simplify right side
    14,909.20x = 85,337,350.18
  5. Step 5: Solve for x
    x = 85,337,350.18/14,909.20
  6. Step 6: Final answer
    x = 5,723.81

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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.