Home / 50,517.66-69,685.44-31,621.98

Finding the Fourth Proportional to 50,517.66, 69,685.44 and 31,621.98

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Solution

The fourth proportional to 50,517.66, 69,685.44 and 31,621.98 is: 43,620.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,517.66 : 69,685.44 = 31,621.98 : x
  2. Step 2: Convert to fraction form
    50,517.66/69,685.44 = 31,621.98/x
  3. Step 3: Cross multiply
    50,517.66x = 69,685.44 × 31,621.98
  4. Step 4: Simplify right side
    50,517.66x = 2,203,591,589.97
  5. Step 5: Solve for x
    x = 2,203,591,589.97/50,517.66
  6. Step 6: Final answer
    x = 43,620.22

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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.