Home / 27,399.13-41,083.07-8,683.88

Finding the Fourth Proportional to 27,399.13, 41,083.07 and 8,683.88

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Solution

The fourth proportional to 27,399.13, 41,083.07 and 8,683.88 is: 13,020.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,399.13 : 41,083.07 = 8,683.88 : x
  2. Step 2: Convert to fraction form
    27,399.13/41,083.07 = 8,683.88/x
  3. Step 3: Cross multiply
    27,399.13x = 41,083.07 × 8,683.88
  4. Step 4: Simplify right side
    27,399.13x = 356,760,201.08
  5. Step 5: Solve for x
    x = 356,760,201.08/27,399.13
  6. Step 6: Final answer
    x = 13,020.86

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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.