Home / 33,399.75-50,110.11-20,087.31

Finding the Fourth Proportional to 33,399.75, 50,110.11 and 20,087.31

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Solution

The fourth proportional to 33,399.75, 50,110.11 and 20,087.31 is: 30,137.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,399.75 : 50,110.11 = 20,087.31 : x
  2. Step 2: Convert to fraction form
    33,399.75/50,110.11 = 20,087.31/x
  3. Step 3: Cross multiply
    33,399.75x = 50,110.11 × 20,087.31
  4. Step 4: Simplify right side
    33,399.75x = 1,006,577,313.70
  5. Step 5: Solve for x
    x = 1,006,577,313.70/33,399.75
  6. Step 6: Final answer
    x = 30,137.27

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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.