Home / 22,760.68-34,091.16-11,648.20

Finding the Fourth Proportional to 22,760.68, 34,091.16 and 11,648.20

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Solution

The fourth proportional to 22,760.68, 34,091.16 and 11,648.20 is: 17,446.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,760.68 : 34,091.16 = 11,648.20 : x
  2. Step 2: Convert to fraction form
    22,760.68/34,091.16 = 11,648.20/x
  3. Step 3: Cross multiply
    22,760.68x = 34,091.16 × 11,648.20
  4. Step 4: Simplify right side
    22,760.68x = 397,100,649.91
  5. Step 5: Solve for x
    x = 397,100,649.91/22,760.68
  6. Step 6: Final answer
    x = 17,446.78

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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.