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Finding the Fourth Proportional to 32,376.52, 48,545.52 and 12,631.96

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Solution

The fourth proportional to 32,376.52, 48,545.52 and 12,631.96 is: 18,940.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,376.52 : 48,545.52 = 12,631.96 : x
  2. Step 2: Convert to fraction form
    32,376.52/48,545.52 = 12,631.96/x
  3. Step 3: Cross multiply
    32,376.52x = 48,545.52 × 12,631.96
  4. Step 4: Simplify right side
    32,376.52x = 613,225,066.82
  5. Step 5: Solve for x
    x = 613,225,066.82/32,376.52
  6. Step 6: Final answer
    x = 18,940.43

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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.