Home / 22,160.28-33,230.70-8,299.56

Finding the Fourth Proportional to 22,160.28, 33,230.70 and 8,299.56

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Solution

The fourth proportional to 22,160.28, 33,230.70 and 8,299.56 is: 12,445.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,160.28 : 33,230.70 = 8,299.56 : x
  2. Step 2: Convert to fraction form
    22,160.28/33,230.70 = 8,299.56/x
  3. Step 3: Cross multiply
    22,160.28x = 33,230.70 × 8,299.56
  4. Step 4: Simplify right side
    22,160.28x = 275,800,188.49
  5. Step 5: Solve for x
    x = 275,800,188.49/22,160.28
  6. Step 6: Final answer
    x = 12,445.70

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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.