Home / 16,942.76-25,413.87-5,255.97

Finding the Fourth Proportional to 16,942.76, 25,413.87 and 5,255.97

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Solution

The fourth proportional to 16,942.76, 25,413.87 and 5,255.97 is: 7,883.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,942.76 : 25,413.87 = 5,255.97 : x
  2. Step 2: Convert to fraction form
    16,942.76/25,413.87 = 5,255.97/x
  3. Step 3: Cross multiply
    16,942.76x = 25,413.87 × 5,255.97
  4. Step 4: Simplify right side
    16,942.76x = 133,574,538.30
  5. Step 5: Solve for x
    x = 133,574,538.30/16,942.76
  6. Step 6: Final answer
    x = 7,883.87

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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.