Home / 36,099.10-54,112.20-16,391.80

Finding the Fourth Proportional to 36,099.10, 54,112.20 and 16,391.80

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Solution

The fourth proportional to 36,099.10, 54,112.20 and 16,391.80 is: 24,571.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,099.10 : 54,112.20 = 16,391.80 : x
  2. Step 2: Convert to fraction form
    36,099.10/54,112.20 = 16,391.80/x
  3. Step 3: Cross multiply
    36,099.10x = 54,112.20 × 16,391.80
  4. Step 4: Simplify right side
    36,099.10x = 886,996,359.96
  5. Step 5: Solve for x
    x = 886,996,359.96/36,099.10
  6. Step 6: Final answer
    x = 24,571.15

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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.