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Finding the Fourth Proportional to 44.73, 61.71 and 30.17

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Solution

The fourth proportional to 44.73, 61.71 and 30.17 is: 41.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.73 : 61.71 = 30.17 : x
  2. Step 2: Convert to fraction form
    44.73/61.71 = 30.17/x
  3. Step 3: Cross multiply
    44.73x = 61.71 × 30.17
  4. Step 4: Simplify right side
    44.73x = 1,861.48
  5. Step 5: Solve for x
    x = 1,861.48/44.73
  6. Step 6: Final answer
    x = 41.62

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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.