Home / 26,942.45-40,413.67-8,222.58

Finding the Fourth Proportional to 26,942.45, 40,413.67 and 8,222.58

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Solution

The fourth proportional to 26,942.45, 40,413.67 and 8,222.58 is: 12,333.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,942.45 : 40,413.67 = 8,222.58 : x
  2. Step 2: Convert to fraction form
    26,942.45/40,413.67 = 8,222.58/x
  3. Step 3: Cross multiply
    26,942.45x = 40,413.67 × 8,222.58
  4. Step 4: Simplify right side
    26,942.45x = 332,304,614.11
  5. Step 5: Solve for x
    x = 332,304,614.11/26,942.45
  6. Step 6: Final answer
    x = 12,333.87

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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.