Home / 33,438.75-50,162.31-12,375.24

Finding the Fourth Proportional to 33,438.75, 50,162.31 and 12,375.24

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Solution

The fourth proportional to 33,438.75, 50,162.31 and 12,375.24 is: 18,564.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,438.75 : 50,162.31 = 12,375.24 : x
  2. Step 2: Convert to fraction form
    33,438.75/50,162.31 = 12,375.24/x
  3. Step 3: Cross multiply
    33,438.75x = 50,162.31 × 12,375.24
  4. Step 4: Simplify right side
    33,438.75x = 620,770,625.20
  5. Step 5: Solve for x
    x = 620,770,625.20/33,438.75
  6. Step 6: Final answer
    x = 18,564.41

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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.