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Finding the Fourth Proportional to 29,932.30, 44,890.35 and 8,872.30

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Solution

The fourth proportional to 29,932.30, 44,890.35 and 8,872.30 is: 13,306.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,932.30 : 44,890.35 = 8,872.30 : x
  2. Step 2: Convert to fraction form
    29,932.30/44,890.35 = 8,872.30/x
  3. Step 3: Cross multiply
    29,932.30x = 44,890.35 × 8,872.30
  4. Step 4: Simplify right side
    29,932.30x = 398,280,652.31
  5. Step 5: Solve for x
    x = 398,280,652.31/29,932.30
  6. Step 6: Final answer
    x = 13,306.05

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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.