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Finding the Fourth Proportional to 45,615.62, 62,948.95 and 25,472.85

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Solution

The fourth proportional to 45,615.62, 62,948.95 and 25,472.85 is: 35,152.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,615.62 : 62,948.95 = 25,472.85 : x
  2. Step 2: Convert to fraction form
    45,615.62/62,948.95 = 25,472.85/x
  3. Step 3: Cross multiply
    45,615.62x = 62,948.95 × 25,472.85
  4. Step 4: Simplify right side
    45,615.62x = 1,603,488,861.27
  5. Step 5: Solve for x
    x = 1,603,488,861.27/45,615.62
  6. Step 6: Final answer
    x = 35,152.19

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1.5x scale

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.