Home / 36,010.20-54,015.30-33,385.80

Finding the Fourth Proportional to 36,010.20, 54,015.30 and 33,385.80

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Solution

The fourth proportional to 36,010.20, 54,015.30 and 33,385.80 is: 50,078.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,010.20 : 54,015.30 = 33,385.80 : x
  2. Step 2: Convert to fraction form
    36,010.20/54,015.30 = 33,385.80/x
  3. Step 3: Cross multiply
    36,010.20x = 54,015.30 × 33,385.80
  4. Step 4: Simplify right side
    36,010.20x = 1,803,344,002.74
  5. Step 5: Solve for x
    x = 1,803,344,002.74/36,010.20
  6. Step 6: Final answer
    x = 50,078.70

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Double scale
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Similar ratio
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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.