Home / 22,194.75-33,280.65-8,151.18

Finding the Fourth Proportional to 22,194.75, 33,280.65 and 8,151.18

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Solution

The fourth proportional to 22,194.75, 33,280.65 and 8,151.18 is: 12,222.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,194.75 : 33,280.65 = 8,151.18 : x
  2. Step 2: Convert to fraction form
    22,194.75/33,280.65 = 8,151.18/x
  3. Step 3: Cross multiply
    22,194.75x = 33,280.65 × 8,151.18
  4. Step 4: Simplify right side
    22,194.75x = 271,276,568.67
  5. Step 5: Solve for x
    x = 271,276,568.67/22,194.75
  6. Step 6: Final answer
    x = 12,222.56

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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.