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Finding the Fourth Proportional to 22,481.92, 33,703.84 and 9,326.08

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Solution

The fourth proportional to 22,481.92, 33,703.84 and 9,326.08 is: 13,981.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,481.92 : 33,703.84 = 9,326.08 : x
  2. Step 2: Convert to fraction form
    22,481.92/33,703.84 = 9,326.08/x
  3. Step 3: Cross multiply
    22,481.92x = 33,703.84 × 9,326.08
  4. Step 4: Simplify right side
    22,481.92x = 314,324,708.15
  5. Step 5: Solve for x
    x = 314,324,708.15/22,481.92
  6. Step 6: Final answer
    x = 13,981.22

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1.5x scale

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.