Home / 22,350.73-30,843.86-12,279.14

Finding the Fourth Proportional to 22,350.73, 30,843.86 and 12,279.14

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Solution

The fourth proportional to 22,350.73, 30,843.86 and 12,279.14 is: 16,945.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,350.73 : 30,843.86 = 12,279.14 : x
  2. Step 2: Convert to fraction form
    22,350.73/30,843.86 = 12,279.14/x
  3. Step 3: Cross multiply
    22,350.73x = 30,843.86 × 12,279.14
  4. Step 4: Simplify right side
    22,350.73x = 378,736,013.68
  5. Step 5: Solve for x
    x = 378,736,013.68/22,350.73
  6. Step 6: Final answer
    x = 16,945.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.