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Finding the Fourth Proportional to 45,493.92, 62,787.06 and 26,631

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Solution

The fourth proportional to 45,493.92, 62,787.06 and 26,631 is: 36,753.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,493.92 : 62,787.06 = 26,631 : x
  2. Step 2: Convert to fraction form
    45,493.92/62,787.06 = 26,631/x
  3. Step 3: Cross multiply
    45,493.92x = 62,787.06 × 26,631
  4. Step 4: Simplify right side
    45,493.92x = 1,672,082,194.86
  5. Step 5: Solve for x
    x = 1,672,082,194.86/45,493.92
  6. Step 6: Final answer
    x = 36,753.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.