Home / 22,100.88-33,151.32-18,197.09

Finding the Fourth Proportional to 22,100.88, 33,151.32 and 18,197.09

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Solution

The fourth proportional to 22,100.88, 33,151.32 and 18,197.09 is: 27,295.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,100.88 : 33,151.32 = 18,197.09 : x
  2. Step 2: Convert to fraction form
    22,100.88/33,151.32 = 18,197.09/x
  3. Step 3: Cross multiply
    22,100.88x = 33,151.32 × 18,197.09
  4. Step 4: Simplify right side
    22,100.88x = 603,257,387.90
  5. Step 5: Solve for x
    x = 603,257,387.90/22,100.88
  6. Step 6: Final answer
    x = 27,295.63

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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.