Home / 27,581.52-41,379.18-8,863.20

Finding the Fourth Proportional to 27,581.52, 41,379.18 and 8,863.20

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Solution

The fourth proportional to 27,581.52, 41,379.18 and 8,863.20 is: 13,297.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,581.52 : 41,379.18 = 8,863.20 : x
  2. Step 2: Convert to fraction form
    27,581.52/41,379.18 = 8,863.20/x
  3. Step 3: Cross multiply
    27,581.52x = 41,379.18 × 8,863.20
  4. Step 4: Simplify right side
    27,581.52x = 366,751,948.18
  5. Step 5: Solve for x
    x = 366,751,948.18/27,581.52
  6. Step 6: Final answer
    x = 13,297.02

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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.