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Finding the Fourth Proportional to 44.13, 60.86 and 39.25

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Solution

The fourth proportional to 44.13, 60.86 and 39.25 is: 54.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.13 : 60.86 = 39.25 : x
  2. Step 2: Convert to fraction form
    44.13/60.86 = 39.25/x
  3. Step 3: Cross multiply
    44.13x = 60.86 × 39.25
  4. Step 4: Simplify right side
    44.13x = 2,388.93
  5. Step 5: Solve for x
    x = 2,388.93/44.13
  6. Step 6: Final answer
    x = 54.13

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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.