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Finding the Fourth Proportional to 45.29, 62.50 and 24.57

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Solution

The fourth proportional to 45.29, 62.50 and 24.57 is: 33.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    45.29 : 62.50 = 24.57 : x
  2. Step 2: Convert to fraction form
    45.29/62.50 = 24.57/x
  3. Step 3: Cross multiply
    45.29x = 62.50 × 24.57
  4. Step 4: Simplify right side
    45.29x = 1,535.64
  5. Step 5: Solve for x
    x = 1,535.64/45.29
  6. Step 6: Final answer
    x = 33.90

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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.