Home / 36,515.70-54,773.55-31,995.90

Finding the Fourth Proportional to 36,515.70, 54,773.55 and 31,995.90

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Solution

The fourth proportional to 36,515.70, 54,773.55 and 31,995.90 is: 47,993.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,515.70 : 54,773.55 = 31,995.90 : x
  2. Step 2: Convert to fraction form
    36,515.70/54,773.55 = 31,995.90/x
  3. Step 3: Cross multiply
    36,515.70x = 54,773.55 × 31,995.90
  4. Step 4: Simplify right side
    36,515.70x = 1,752,529,028.45
  5. Step 5: Solve for x
    x = 1,752,529,028.45/36,515.70
  6. Step 6: Final answer
    x = 47,993.85

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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.