Home / 20,046.53-30,081.66-11,169.29

Finding the Fourth Proportional to 20,046.53, 30,081.66 and 11,169.29

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Solution

The fourth proportional to 20,046.53, 30,081.66 and 11,169.29 is: 16,760.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,046.53 : 30,081.66 = 11,169.29 : x
  2. Step 2: Convert to fraction form
    20,046.53/30,081.66 = 11,169.29/x
  3. Step 3: Cross multiply
    20,046.53x = 30,081.66 × 11,169.29
  4. Step 4: Simplify right side
    20,046.53x = 335,990,633.81
  5. Step 5: Solve for x
    x = 335,990,633.81/20,046.53
  6. Step 6: Final answer
    x = 16,760.54

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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.