Home / 18,697.23-28,046.03-5,549.61

Finding the Fourth Proportional to 18,697.23, 28,046.03 and 5,549.61

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Solution

The fourth proportional to 18,697.23, 28,046.03 and 5,549.61 is: 8,324.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,697.23 : 28,046.03 = 5,549.61 : x
  2. Step 2: Convert to fraction form
    18,697.23/28,046.03 = 5,549.61/x
  3. Step 3: Cross multiply
    18,697.23x = 28,046.03 × 5,549.61
  4. Step 4: Simplify right side
    18,697.23x = 155,644,500.80
  5. Step 5: Solve for x
    x = 155,644,500.80/18,697.23
  6. Step 6: Final answer
    x = 8,324.47

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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.