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Finding the Fourth Proportional to 41,086.87, 61,630.38 and 9,922.12

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Solution

The fourth proportional to 41,086.87, 61,630.38 and 9,922.12 is: 14,883.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,086.87 : 61,630.38 = 9,922.12 : x
  2. Step 2: Convert to fraction form
    41,086.87/61,630.38 = 9,922.12/x
  3. Step 3: Cross multiply
    41,086.87x = 61,630.38 × 9,922.12
  4. Step 4: Simplify right side
    41,086.87x = 611,503,871.93
  5. Step 5: Solve for x
    x = 611,503,871.93/41,086.87
  6. Step 6: Final answer
    x = 14,883.20

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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.