Home / 33,179.62-49,789.88-13,458.34

Finding the Fourth Proportional to 33,179.62, 49,789.88 and 13,458.34

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Solution

The fourth proportional to 33,179.62, 49,789.88 and 13,458.34 is: 20,195.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,179.62 : 49,789.88 = 13,458.34 : x
  2. Step 2: Convert to fraction form
    33,179.62/49,789.88 = 13,458.34/x
  3. Step 3: Cross multiply
    33,179.62x = 49,789.88 × 13,458.34
  4. Step 4: Simplify right side
    33,179.62x = 670,089,190.78
  5. Step 5: Solve for x
    x = 670,089,190.78/33,179.62
  6. Step 6: Final answer
    x = 20,195.81

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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.