Home / 33,099.12-49,657.98-13,391.52

Finding the Fourth Proportional to 33,099.12, 49,657.98 and 13,391.52

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Solution

The fourth proportional to 33,099.12, 49,657.98 and 13,391.52 is: 20,091.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,099.12 : 49,657.98 = 13,391.52 : x
  2. Step 2: Convert to fraction form
    33,099.12/49,657.98 = 13,391.52/x
  3. Step 3: Cross multiply
    33,099.12x = 49,657.98 × 13,391.52
  4. Step 4: Simplify right side
    33,099.12x = 664,995,832.33
  5. Step 5: Solve for x
    x = 664,995,832.33/33,099.12
  6. Step 6: Final answer
    x = 20,091.04

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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.