Home / 26,943.87-40,415.89-9,413.70

Finding the Fourth Proportional to 26,943.87, 40,415.89 and 9,413.70

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Solution

The fourth proportional to 26,943.87, 40,415.89 and 9,413.70 is: 14,120.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,943.87 : 40,415.89 = 9,413.70 : x
  2. Step 2: Convert to fraction form
    26,943.87/40,415.89 = 9,413.70/x
  3. Step 3: Cross multiply
    26,943.87x = 40,415.89 × 9,413.70
  4. Step 4: Simplify right side
    26,943.87x = 380,463,016.62
  5. Step 5: Solve for x
    x = 380,463,016.62/26,943.87
  6. Step 6: Final answer
    x = 14,120.58

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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.