Home / 36,039.10-54,022.20-16,331.80

Finding the Fourth Proportional to 36,039.10, 54,022.20 and 16,331.80

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Solution

The fourth proportional to 36,039.10, 54,022.20 and 16,331.80 is: 24,481.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,039.10 : 54,022.20 = 16,331.80 : x
  2. Step 2: Convert to fraction form
    36,039.10/54,022.20 = 16,331.80/x
  3. Step 3: Cross multiply
    36,039.10x = 54,022.20 × 16,331.80
  4. Step 4: Simplify right side
    36,039.10x = 882,279,765.96
  5. Step 5: Solve for x
    x = 882,279,765.96/36,039.10
  6. Step 6: Final answer
    x = 24,481.18

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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.