Home / 33,672.20-50,508.30-21,998.60

Finding the Fourth Proportional to 33,672.20, 50,508.30 and 21,998.60

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Solution

The fourth proportional to 33,672.20, 50,508.30 and 21,998.60 is: 32,997.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,672.20 : 50,508.30 = 21,998.60 : x
  2. Step 2: Convert to fraction form
    33,672.20/50,508.30 = 21,998.60/x
  3. Step 3: Cross multiply
    33,672.20x = 50,508.30 × 21,998.60
  4. Step 4: Simplify right side
    33,672.20x = 1,111,111,888.38
  5. Step 5: Solve for x
    x = 1,111,111,888.38/33,672.20
  6. Step 6: Final answer
    x = 32,997.90

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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.