Home / 16,778.38-23,125.62-11,463.97

Finding the Fourth Proportional to 16,778.38, 23,125.62 and 11,463.97

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Solution

The fourth proportional to 16,778.38, 23,125.62 and 11,463.97 is: 15,800.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778.38 : 23,125.62 = 11,463.97 : x
  2. Step 2: Convert to fraction form
    16,778.38/23,125.62 = 11,463.97/x
  3. Step 3: Cross multiply
    16,778.38x = 23,125.62 × 11,463.97
  4. Step 4: Simplify right side
    16,778.38x = 265,111,413.91
  5. Step 5: Solve for x
    x = 265,111,413.91/16,778.38
  6. Step 6: Final answer
    x = 15,800.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.