Home / 33,610.58-50,396.45-20,115.20

Finding the Fourth Proportional to 33,610.58, 50,396.45 and 20,115.20

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Solution

The fourth proportional to 33,610.58, 50,396.45 and 20,115.20 is: 30,161.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,610.58 : 50,396.45 = 20,115.20 : x
  2. Step 2: Convert to fraction form
    33,610.58/50,396.45 = 20,115.20/x
  3. Step 3: Cross multiply
    33,610.58x = 50,396.45 × 20,115.20
  4. Step 4: Simplify right side
    33,610.58x = 1,013,734,696.46
  5. Step 5: Solve for x
    x = 1,013,734,696.46/33,610.58
  6. Step 6: Final answer
    x = 30,161.18

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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.