Home / 22,102.49-33,141.62-8,761.97

Finding the Fourth Proportional to 22,102.49, 33,141.62 and 8,761.97

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Solution

The fourth proportional to 22,102.49, 33,141.62 and 8,761.97 is: 13,138.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,102.49 : 33,141.62 = 8,761.97 : x
  2. Step 2: Convert to fraction form
    22,102.49/33,141.62 = 8,761.97/x
  3. Step 3: Cross multiply
    22,102.49x = 33,141.62 × 8,761.97
  4. Step 4: Simplify right side
    22,102.49x = 290,385,919.24
  5. Step 5: Solve for x
    x = 290,385,919.24/22,102.49
  6. Step 6: Final answer
    x = 13,138.15

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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.