Home / 33,046.50-45,591.18-18,891.74

Finding the Fourth Proportional to 33,046.50, 45,591.18 and 18,891.74

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Solution

The fourth proportional to 33,046.50, 45,591.18 and 18,891.74 is: 26,063.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,046.50 : 45,591.18 = 18,891.74 : x
  2. Step 2: Convert to fraction form
    33,046.50/45,591.18 = 18,891.74/x
  3. Step 3: Cross multiply
    33,046.50x = 45,591.18 × 18,891.74
  4. Step 4: Simplify right side
    33,046.50x = 861,296,718.85
  5. Step 5: Solve for x
    x = 861,296,718.85/33,046.50
  6. Step 6: Final answer
    x = 26,063.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.