Home / 33,290.68-49,961.34-12,250.60

Finding the Fourth Proportional to 33,290.68, 49,961.34 and 12,250.60

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Solution

The fourth proportional to 33,290.68, 49,961.34 and 12,250.60 is: 18,385.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,290.68 : 49,961.34 = 12,250.60 : x
  2. Step 2: Convert to fraction form
    33,290.68/49,961.34 = 12,250.60/x
  3. Step 3: Cross multiply
    33,290.68x = 49,961.34 × 12,250.60
  4. Step 4: Simplify right side
    33,290.68x = 612,056,391.80
  5. Step 5: Solve for x
    x = 612,056,391.80/33,290.68
  6. Step 6: Final answer
    x = 18,385.22

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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.