Home / 22,121.75-33,153.03-8,068.56

Finding the Fourth Proportional to 22,121.75, 33,153.03 and 8,068.56

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Solution

The fourth proportional to 22,121.75, 33,153.03 and 8,068.56 is: 12,092.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,121.75 : 33,153.03 = 8,068.56 : x
  2. Step 2: Convert to fraction form
    22,121.75/33,153.03 = 8,068.56/x
  3. Step 3: Cross multiply
    22,121.75x = 33,153.03 × 8,068.56
  4. Step 4: Simplify right side
    22,121.75x = 267,497,211.74
  5. Step 5: Solve for x
    x = 267,497,211.74/22,121.75
  6. Step 6: Final answer
    x = 12,092.05

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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.