Home / 17,413.76-26,117.76-5,727.12

Finding the Fourth Proportional to 17,413.76, 26,117.76 and 5,727.12

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Solution

The fourth proportional to 17,413.76, 26,117.76 and 5,727.12 is: 8,589.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,413.76 : 26,117.76 = 5,727.12 : x
  2. Step 2: Convert to fraction form
    17,413.76/26,117.76 = 5,727.12/x
  3. Step 3: Cross multiply
    17,413.76x = 26,117.76 × 5,727.12
  4. Step 4: Simplify right side
    17,413.76x = 149,579,545.65
  5. Step 5: Solve for x
    x = 149,579,545.65/17,413.76
  6. Step 6: Final answer
    x = 8,589.73

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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.