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Finding the Fourth Proportional to 29,484.80, 44,234.03 and 8,425.11

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Solution

The fourth proportional to 29,484.80, 44,234.03 and 8,425.11 is: 12,639.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,484.80 : 44,234.03 = 8,425.11 : x
  2. Step 2: Convert to fraction form
    29,484.80/44,234.03 = 8,425.11/x
  3. Step 3: Cross multiply
    29,484.80x = 44,234.03 × 8,425.11
  4. Step 4: Simplify right side
    29,484.80x = 372,676,526.37
  5. Step 5: Solve for x
    x = 372,676,526.37/29,484.80
  6. Step 6: Final answer
    x = 12,639.62

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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.