Home / 50,138.44-69,190.98-27,478.85

Finding the Fourth Proportional to 50,138.44, 69,190.98 and 27,478.85

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Solution

The fourth proportional to 50,138.44, 69,190.98 and 27,478.85 is: 37,920.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,138.44 : 69,190.98 = 27,478.85 : x
  2. Step 2: Convert to fraction form
    50,138.44/69,190.98 = 27,478.85/x
  3. Step 3: Cross multiply
    50,138.44x = 69,190.98 × 27,478.85
  4. Step 4: Simplify right side
    50,138.44x = 1,901,288,560.77
  5. Step 5: Solve for x
    x = 1,901,288,560.77/50,138.44
  6. Step 6: Final answer
    x = 37,920.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.