Home / 22,229.45-30,687.76-17,182.24

Finding the Fourth Proportional to 22,229.45, 30,687.76 and 17,182.24

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Solution

The fourth proportional to 22,229.45, 30,687.76 and 17,182.24 is: 23,720.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,229.45 : 30,687.76 = 17,182.24 : x
  2. Step 2: Convert to fraction form
    22,229.45/30,687.76 = 17,182.24/x
  3. Step 3: Cross multiply
    22,229.45x = 30,687.76 × 17,182.24
  4. Step 4: Simplify right side
    22,229.45x = 527,284,402.14
  5. Step 5: Solve for x
    x = 527,284,402.14/22,229.45
  6. Step 6: Final answer
    x = 23,720.08

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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.