Home / 22,167.17-33,240.90-8,123.52

Finding the Fourth Proportional to 22,167.17, 33,240.90 and 8,123.52

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Solution

The fourth proportional to 22,167.17, 33,240.90 and 8,123.52 is: 12,181.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,167.17 : 33,240.90 = 8,123.52 : x
  2. Step 2: Convert to fraction form
    22,167.17/33,240.90 = 8,123.52/x
  3. Step 3: Cross multiply
    22,167.17x = 33,240.90 × 8,123.52
  4. Step 4: Simplify right side
    22,167.17x = 270,033,115.97
  5. Step 5: Solve for x
    x = 270,033,115.97/22,167.17
  6. Step 6: Final answer
    x = 12,181.67

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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.