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Finding the Fourth Proportional to 16,508.80, 24,764.80 and 6,119.04

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Solution

The fourth proportional to 16,508.80, 24,764.80 and 6,119.04 is: 9,179.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,508.80 : 24,764.80 = 6,119.04 : x
  2. Step 2: Convert to fraction form
    16,508.80/24,764.80 = 6,119.04/x
  3. Step 3: Cross multiply
    16,508.80x = 24,764.80 × 6,119.04
  4. Step 4: Simplify right side
    16,508.80x = 151,536,801.79
  5. Step 5: Solve for x
    x = 151,536,801.79/16,508.80
  6. Step 6: Final answer
    x = 9,179.15

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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.