Home / 33,976.88-50,921.34-18,983.60

Finding the Fourth Proportional to 33,976.88, 50,921.34 and 18,983.60

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Solution

The fourth proportional to 33,976.88, 50,921.34 and 18,983.60 is: 28,450.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,976.88 : 50,921.34 = 18,983.60 : x
  2. Step 2: Convert to fraction form
    33,976.88/50,921.34 = 18,983.60/x
  3. Step 3: Cross multiply
    33,976.88x = 50,921.34 × 18,983.60
  4. Step 4: Simplify right side
    33,976.88x = 966,670,350.02
  5. Step 5: Solve for x
    x = 966,670,350.02/33,976.88
  6. Step 6: Final answer
    x = 28,450.83

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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.