Home / 22,120.97-33,181.04-5,481.03

Finding the Fourth Proportional to 22,120.97, 33,181.04 and 5,481.03

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Solution

The fourth proportional to 22,120.97, 33,181.04 and 5,481.03 is: 8,221.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,120.97 : 33,181.04 = 5,481.03 : x
  2. Step 2: Convert to fraction form
    22,120.97/33,181.04 = 5,481.03/x
  3. Step 3: Cross multiply
    22,120.97x = 33,181.04 × 5,481.03
  4. Step 4: Simplify right side
    22,120.97x = 181,866,275.67
  5. Step 5: Solve for x
    x = 181,866,275.67/22,120.97
  6. Step 6: Final answer
    x = 8,221.44

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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.