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Finding the Fourth Proportional to 40.02, 60 and 24.82

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Solution

The fourth proportional to 40.02, 60 and 24.82 is: 37.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40.02 : 60 = 24.82 : x
  2. Step 2: Convert to fraction form
    40.02/60 = 24.82/x
  3. Step 3: Cross multiply
    40.02x = 60 × 24.82
  4. Step 4: Simplify right side
    40.02x = 1,489.20
  5. Step 5: Solve for x
    x = 1,489.20/40.02
  6. Step 6: Final answer
    x = 37.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.