Home / 22,193.43-30,627.17-12,122.16

Finding the Fourth Proportional to 22,193.43, 30,627.17 and 12,122.16

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Solution

The fourth proportional to 22,193.43, 30,627.17 and 12,122.16 is: 16,728.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,193.43 : 30,627.17 = 12,122.16 : x
  2. Step 2: Convert to fraction form
    22,193.43/30,627.17 = 12,122.16/x
  3. Step 3: Cross multiply
    22,193.43x = 30,627.17 × 12,122.16
  4. Step 4: Simplify right side
    22,193.43x = 371,267,455.09
  5. Step 5: Solve for x
    x = 371,267,455.09/22,193.43
  6. Step 6: Final answer
    x = 16,728.71

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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.