Home / 26,940.08-40,413.47-9,169.38

Finding the Fourth Proportional to 26,940.08, 40,413.47 and 9,169.38

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Solution

The fourth proportional to 26,940.08, 40,413.47 and 9,169.38 is: 13,755.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,940.08 : 40,413.47 = 9,169.38 : x
  2. Step 2: Convert to fraction form
    26,940.08/40,413.47 = 9,169.38/x
  3. Step 3: Cross multiply
    26,940.08x = 40,413.47 × 9,169.38
  4. Step 4: Simplify right side
    26,940.08x = 370,566,278.67
  5. Step 5: Solve for x
    x = 370,566,278.67/26,940.08
  6. Step 6: Final answer
    x = 13,755.20

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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.