Home / 27,408.57-41,105.65-11,822.73

Finding the Fourth Proportional to 27,408.57, 41,105.65 and 11,822.73

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Solution

The fourth proportional to 27,408.57, 41,105.65 and 11,822.73 is: 17,730.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,408.57 : 41,105.65 = 11,822.73 : x
  2. Step 2: Convert to fraction form
    27,408.57/41,105.65 = 11,822.73/x
  3. Step 3: Cross multiply
    27,408.57x = 41,105.65 × 11,822.73
  4. Step 4: Simplify right side
    27,408.57x = 485,980,766.34
  5. Step 5: Solve for x
    x = 485,980,766.34/27,408.57
  6. Step 6: Final answer
    x = 17,730.98

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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.