Home / 17,608.85-26,413.89-6,518.33

Finding the Fourth Proportional to 17,608.85, 26,413.89 and 6,518.33

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Solution

The fourth proportional to 17,608.85, 26,413.89 and 6,518.33 is: 9,777.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,608.85 : 26,413.89 = 6,518.33 : x
  2. Step 2: Convert to fraction form
    17,608.85/26,413.89 = 6,518.33/x
  3. Step 3: Cross multiply
    17,608.85x = 26,413.89 × 6,518.33
  4. Step 4: Simplify right side
    17,608.85x = 172,174,451.60
  5. Step 5: Solve for x
    x = 172,174,451.60/17,608.85
  6. Step 6: Final answer
    x = 9,777.72

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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.