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Finding the Fourth Proportional to 41,164.71, 61,747.11 and 9,999.96

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Solution

The fourth proportional to 41,164.71, 61,747.11 and 9,999.96 is: 14,999.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,164.71 : 61,747.11 = 9,999.96 : x
  2. Step 2: Convert to fraction form
    41,164.71/61,747.11 = 9,999.96/x
  3. Step 3: Cross multiply
    41,164.71x = 61,747.11 × 9,999.96
  4. Step 4: Simplify right side
    41,164.71x = 617,468,630.12
  5. Step 5: Solve for x
    x = 617,468,630.12/41,164.71
  6. Step 6: Final answer
    x = 14,999.95

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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.