Home / 33,609.91-50,422.45-11,120.54

Finding the Fourth Proportional to 33,609.91, 50,422.45 and 11,120.54

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Solution

The fourth proportional to 33,609.91, 50,422.45 and 11,120.54 is: 16,683.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,609.91 : 50,422.45 = 11,120.54 : x
  2. Step 2: Convert to fraction form
    33,609.91/50,422.45 = 11,120.54/x
  3. Step 3: Cross multiply
    33,609.91x = 50,422.45 × 11,120.54
  4. Step 4: Simplify right side
    33,609.91x = 560,724,872.12
  5. Step 5: Solve for x
    x = 560,724,872.12/33,609.91
  6. Step 6: Final answer
    x = 16,683.32

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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.