Home / 22,229.54-30,687.90-17,182.35

Finding the Fourth Proportional to 22,229.54, 30,687.90 and 17,182.35

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Solution

The fourth proportional to 22,229.54, 30,687.90 and 17,182.35 is: 23,720.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,229.54 : 30,687.90 = 17,182.35 : x
  2. Step 2: Convert to fraction form
    22,229.54/30,687.90 = 17,182.35/x
  3. Step 3: Cross multiply
    22,229.54x = 30,687.90 × 17,182.35
  4. Step 4: Simplify right side
    22,229.54x = 527,290,238.57
  5. Step 5: Solve for x
    x = 527,290,238.57/22,229.54
  6. Step 6: Final answer
    x = 23,720.25

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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.