Home / 27,873.20-41,753.10-17,310.80

Finding the Fourth Proportional to 27,873.20, 41,753.10 and 17,310.80

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Solution

The fourth proportional to 27,873.20, 41,753.10 and 17,310.80 is: 25,930.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,873.20 : 41,753.10 = 17,310.80 : x
  2. Step 2: Convert to fraction form
    27,873.20/41,753.10 = 17,310.80/x
  3. Step 3: Cross multiply
    27,873.20x = 41,753.10 × 17,310.80
  4. Step 4: Simplify right side
    27,873.20x = 722,779,563.48
  5. Step 5: Solve for x
    x = 722,779,563.48/27,873.20
  6. Step 6: Final answer
    x = 25,930.99

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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.