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Finding the Fourth Proportional to 41,142.02, 61,713.02 and 9,977.27

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Solution

The fourth proportional to 41,142.02, 61,713.02 and 9,977.27 is: 14,965.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,142.02 : 61,713.02 = 9,977.27 : x
  2. Step 2: Convert to fraction form
    41,142.02/61,713.02 = 9,977.27/x
  3. Step 3: Cross multiply
    41,142.02x = 61,713.02 × 9,977.27
  4. Step 4: Simplify right side
    41,142.02x = 615,727,154.49
  5. Step 5: Solve for x
    x = 615,727,154.49/41,142.02
  6. Step 6: Final answer
    x = 14,965.90

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Double scale
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Similar ratio
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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.