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Finding the Fourth Proportional to 41,375.12, 61,952.52 and 28,253.12

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Solution

The fourth proportional to 41,375.12, 61,952.52 and 28,253.12 is: 42,304.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,375.12 : 61,952.52 = 28,253.12 : x
  2. Step 2: Convert to fraction form
    41,375.12/61,952.52 = 28,253.12/x
  3. Step 3: Cross multiply
    41,375.12x = 61,952.52 × 28,253.12
  4. Step 4: Simplify right side
    41,375.12x = 1,750,351,981.86
  5. Step 5: Solve for x
    x = 1,750,351,981.86/41,375.12
  6. Step 6: Final answer
    x = 42,304.46

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1.5x scale

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.