Home / 27,375.18-40,960.24-19,495.90

Finding the Fourth Proportional to 27,375.18, 40,960.24 and 19,495.90

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Solution

The fourth proportional to 27,375.18, 40,960.24 and 19,495.90 is: 29,170.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,375.18 : 40,960.24 = 19,495.90 : x
  2. Step 2: Convert to fraction form
    27,375.18/40,960.24 = 19,495.90/x
  3. Step 3: Cross multiply
    27,375.18x = 40,960.24 × 19,495.90
  4. Step 4: Simplify right side
    27,375.18x = 798,556,743.02
  5. Step 5: Solve for x
    x = 798,556,743.02/27,375.18
  6. Step 6: Final answer
    x = 29,170.83

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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.