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Finding the Fourth Proportional to 37.25, 51.43 and 24.82

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Solution

The fourth proportional to 37.25, 51.43 and 24.82 is: 34.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.25 : 51.43 = 24.82 : x
  2. Step 2: Convert to fraction form
    37.25/51.43 = 24.82/x
  3. Step 3: Cross multiply
    37.25x = 51.43 × 24.82
  4. Step 4: Simplify right side
    37.25x = 1,276.49
  5. Step 5: Solve for x
    x = 1,276.49/37.25
  6. Step 6: Final answer
    x = 34.27

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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.