Home / 36,910.16-55,375.88-18,195.80

Finding the Fourth Proportional to 36,910.16, 55,375.88 and 18,195.80

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Solution

The fourth proportional to 36,910.16, 55,375.88 and 18,195.80 is: 27,298.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,910.16 : 55,375.88 = 18,195.80 : x
  2. Step 2: Convert to fraction form
    36,910.16/55,375.88 = 18,195.80/x
  3. Step 3: Cross multiply
    36,910.16x = 55,375.88 × 18,195.80
  4. Step 4: Simplify right side
    36,910.16x = 1,007,608,437.30
  5. Step 5: Solve for x
    x = 1,007,608,437.30/36,910.16
  6. Step 6: Final answer
    x = 27,298.95

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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.