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Finding the Fourth Proportional to 37.93, 52.32 and 25.48

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Solution

The fourth proportional to 37.93, 52.32 and 25.48 is: 35.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    37.93 : 52.32 = 25.48 : x
  2. Step 2: Convert to fraction form
    37.93/52.32 = 25.48/x
  3. Step 3: Cross multiply
    37.93x = 52.32 × 25.48
  4. Step 4: Simplify right side
    37.93x = 1,333.11
  5. Step 5: Solve for x
    x = 1,333.11/37.93
  6. Step 6: Final answer
    x = 35.15

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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.