Home / 27,421.20-41,134.58-7,699.83

Finding the Fourth Proportional to 27,421.20, 41,134.58 and 7,699.83

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Solution

The fourth proportional to 27,421.20, 41,134.58 and 7,699.83 is: 11,550.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,421.20 : 41,134.58 = 7,699.83 : x
  2. Step 2: Convert to fraction form
    27,421.20/41,134.58 = 7,699.83/x
  3. Step 3: Cross multiply
    27,421.20x = 41,134.58 × 7,699.83
  4. Step 4: Simplify right side
    27,421.20x = 316,729,234.62
  5. Step 5: Solve for x
    x = 316,729,234.62/27,421.20
  6. Step 6: Final answer
    x = 11,550.52

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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.