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Finding the Fourth Proportional to 29.39, 44.01 and 25.97

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Solution

The fourth proportional to 29.39, 44.01 and 25.97 is: 38.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.39 : 44.01 = 25.97 : x
  2. Step 2: Convert to fraction form
    29.39/44.01 = 25.97/x
  3. Step 3: Cross multiply
    29.39x = 44.01 × 25.97
  4. Step 4: Simplify right side
    29.39x = 1,142.94
  5. Step 5: Solve for x
    x = 1,142.94/29.39
  6. Step 6: Final answer
    x = 38.89

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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.