Home / 55,013.94-82,413.84-40,561.93

Finding the Fourth Proportional to 55,013.94, 82,413.84 and 40,561.93

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Solution

The fourth proportional to 55,013.94, 82,413.84 and 40,561.93 is: 60,763.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,013.94 : 82,413.84 = 40,561.93 : x
  2. Step 2: Convert to fraction form
    55,013.94/82,413.84 = 40,561.93/x
  3. Step 3: Cross multiply
    55,013.94x = 82,413.84 × 40,561.93
  4. Step 4: Simplify right side
    55,013.94x = 3,342,864,360.02
  5. Step 5: Solve for x
    x = 3,342,864,360.02/55,013.94
  6. Step 6: Final answer
    x = 60,763.95

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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.