Home / 41,087.97-61,638.17-12,998.66

Finding the Fourth Proportional to 41,087.97, 61,638.17 and 12,998.66

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Solution

The fourth proportional to 41,087.97, 61,638.17 and 12,998.66 is: 19,499.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,087.97 : 61,638.17 = 12,998.66 : x
  2. Step 2: Convert to fraction form
    41,087.97/61,638.17 = 12,998.66/x
  3. Step 3: Cross multiply
    41,087.97x = 61,638.17 × 12,998.66
  4. Step 4: Simplify right side
    41,087.97x = 801,213,241.67
  5. Step 5: Solve for x
    x = 801,213,241.67/41,087.97
  6. Step 6: Final answer
    x = 19,499.95

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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.