Home / 17,413.85-26,107.38-8,641.96

Finding the Fourth Proportional to 17,413.85, 26,107.38 and 8,641.96

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Solution

The fourth proportional to 17,413.85, 26,107.38 and 8,641.96 is: 12,956.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,413.85 : 26,107.38 = 8,641.96 : x
  2. Step 2: Convert to fraction form
    17,413.85/26,107.38 = 8,641.96/x
  3. Step 3: Cross multiply
    17,413.85x = 26,107.38 × 8,641.96
  4. Step 4: Simplify right side
    17,413.85x = 225,618,868.40
  5. Step 5: Solve for x
    x = 225,618,868.40/17,413.85
  6. Step 6: Final answer
    x = 12,956.29

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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.