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Finding the Fourth Proportional to 29.53, 44.05 and 25.97

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Solution

The fourth proportional to 29.53, 44.05 and 25.97 is: 38.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29.53 : 44.05 = 25.97 : x
  2. Step 2: Convert to fraction form
    29.53/44.05 = 25.97/x
  3. Step 3: Cross multiply
    29.53x = 44.05 × 25.97
  4. Step 4: Simplify right side
    29.53x = 1,143.69
  5. Step 5: Solve for x
    x = 1,143.69/29.53
  6. Step 6: Final answer
    x = 38.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.