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Finding the Fourth Proportional to 39.97, 60.26 and 37.03

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Solution

The fourth proportional to 39.97, 60.26 and 37.03 is: 55.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39.97 : 60.26 = 37.03 : x
  2. Step 2: Convert to fraction form
    39.97/60.26 = 37.03/x
  3. Step 3: Cross multiply
    39.97x = 60.26 × 37.03
  4. Step 4: Simplify right side
    39.97x = 2,231.43
  5. Step 5: Solve for x
    x = 2,231.43/39.97
  6. Step 6: Final answer
    x = 55.83

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.