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Finding the Fourth Proportional to 24.92, 34.36 and 18.44

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Solution

The fourth proportional to 24.92, 34.36 and 18.44 is: 25.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    24.92 : 34.36 = 18.44 : x
  2. Step 2: Convert to fraction form
    24.92/34.36 = 18.44/x
  3. Step 3: Cross multiply
    24.92x = 34.36 × 18.44
  4. Step 4: Simplify right side
    24.92x = 633.60
  5. Step 5: Solve for x
    x = 633.60/24.92
  6. Step 6: Final answer
    x = 25.43

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1.5x scale

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.