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Finding the Fourth Proportional to 24.83, 34.27 and 15.13

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Solution

The fourth proportional to 24.83, 34.27 and 15.13 is: 20.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.83 : 34.27 = 15.13 : x
  2. Step 2: Convert to fraction form
    24.83/34.27 = 15.13/x
  3. Step 3: Cross multiply
    24.83x = 34.27 × 15.13
  4. Step 4: Simplify right side
    24.83x = 518.33
  5. Step 5: Solve for x
    x = 518.33/24.83
  6. Step 6: Final answer
    x = 20.88

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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.