Home / 22,161.20-33,230.40-6,576.80

Finding the Fourth Proportional to 22,161.20, 33,230.40 and 6,576.80

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Solution

The fourth proportional to 22,161.20, 33,230.40 and 6,576.80 is: 9,861.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,161.20 : 33,230.40 = 6,576.80 : x
  2. Step 2: Convert to fraction form
    22,161.20/33,230.40 = 6,576.80/x
  3. Step 3: Cross multiply
    22,161.20x = 33,230.40 × 6,576.80
  4. Step 4: Simplify right side
    22,161.20x = 218,549,694.72
  5. Step 5: Solve for x
    x = 218,549,694.72/22,161.20
  6. Step 6: Final answer
    x = 9,861.82

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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.