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Finding the Fourth Proportional to 62.73, 94.10 and 26.66

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Solution

The fourth proportional to 62.73, 94.10 and 26.66 is: 39.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.73 : 94.10 = 26.66 : x
  2. Step 2: Convert to fraction form
    62.73/94.10 = 26.66/x
  3. Step 3: Cross multiply
    62.73x = 94.10 × 26.66
  4. Step 4: Simplify right side
    62.73x = 2,508.71
  5. Step 5: Solve for x
    x = 2,508.71/62.73
  6. Step 6: Final answer
    x = 39.99

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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.