Home / 27,424.92-41,140.80-8,699.88

Finding the Fourth Proportional to 27,424.92, 41,140.80 and 8,699.88

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Solution

The fourth proportional to 27,424.92, 41,140.80 and 8,699.88 is: 13,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,424.92 : 41,140.80 = 8,699.88 : x
  2. Step 2: Convert to fraction form
    27,424.92/41,140.80 = 8,699.88/x
  3. Step 3: Cross multiply
    27,424.92x = 41,140.80 × 8,699.88
  4. Step 4: Simplify right side
    27,424.92x = 357,920,023.10
  5. Step 5: Solve for x
    x = 357,920,023.10/27,424.92
  6. Step 6: Final answer
    x = 13,050.90

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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.