Home / 22,279.48-33,400.71-11,743.61

Finding the Fourth Proportional to 22,279.48, 33,400.71 and 11,743.61

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Solution

The fourth proportional to 22,279.48, 33,400.71 and 11,743.61 is: 17,605.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,279.48 : 33,400.71 = 11,743.61 : x
  2. Step 2: Convert to fraction form
    22,279.48/33,400.71 = 11,743.61/x
  3. Step 3: Cross multiply
    22,279.48x = 33,400.71 × 11,743.61
  4. Step 4: Simplify right side
    22,279.48x = 392,244,911.96
  5. Step 5: Solve for x
    x = 392,244,911.96/22,279.48
  6. Step 6: Final answer
    x = 17,605.66

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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.