Home / 18,468.45-27,704.60-5,987.97

Finding the Fourth Proportional to 18,468.45, 27,704.60 and 5,987.97

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Solution

The fourth proportional to 18,468.45, 27,704.60 and 5,987.97 is: 8,982.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,468.45 : 27,704.60 = 5,987.97 : x
  2. Step 2: Convert to fraction form
    18,468.45/27,704.60 = 5,987.97/x
  3. Step 3: Cross multiply
    18,468.45x = 27,704.60 × 5,987.97
  4. Step 4: Simplify right side
    18,468.45x = 165,894,306.18
  5. Step 5: Solve for x
    x = 165,894,306.18/18,468.45
  6. Step 6: Final answer
    x = 8,982.58

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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.