Home / 19,149.27-28,694.67-8,049.93

Finding the Fourth Proportional to 19,149.27, 28,694.67 and 8,049.93

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Solution

The fourth proportional to 19,149.27, 28,694.67 and 8,049.93 is: 12,062.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,149.27 : 28,694.67 = 8,049.93 : x
  2. Step 2: Convert to fraction form
    19,149.27/28,694.67 = 8,049.93/x
  3. Step 3: Cross multiply
    19,149.27x = 28,694.67 × 8,049.93
  4. Step 4: Simplify right side
    19,149.27x = 230,990,084.87
  5. Step 5: Solve for x
    x = 230,990,084.87/19,149.27
  6. Step 6: Final answer
    x = 12,062.61

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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.