Home / 22,151.37-33,217.34-8,107.76

Finding the Fourth Proportional to 22,151.37, 33,217.34 and 8,107.76

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Solution

The fourth proportional to 22,151.37, 33,217.34 and 8,107.76 is: 12,158.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,151.37 : 33,217.34 = 8,107.76 : x
  2. Step 2: Convert to fraction form
    22,151.37/33,217.34 = 8,107.76/x
  3. Step 3: Cross multiply
    22,151.37x = 33,217.34 × 8,107.76
  4. Step 4: Simplify right side
    22,151.37x = 269,318,308.67
  5. Step 5: Solve for x
    x = 269,318,308.67/22,151.37
  6. Step 6: Final answer
    x = 12,158.09

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Double scale
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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.