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Finding the Fourth Proportional to 25.73, 38.42 and 24.41

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Solution

The fourth proportional to 25.73, 38.42 and 24.41 is: 36.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25.73 : 38.42 = 24.41 : x
  2. Step 2: Convert to fraction form
    25.73/38.42 = 24.41/x
  3. Step 3: Cross multiply
    25.73x = 38.42 × 24.41
  4. Step 4: Simplify right side
    25.73x = 937.77
  5. Step 5: Solve for x
    x = 937.77/25.73
  6. Step 6: Final answer
    x = 36.45

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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.