Home / 28,942.93-43,413.07-12,068.97

Finding the Fourth Proportional to 28,942.93, 43,413.07 and 12,068.97

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Solution

The fourth proportional to 28,942.93, 43,413.07 and 12,068.97 is: 18,102.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,942.93 : 43,413.07 = 12,068.97 : x
  2. Step 2: Convert to fraction form
    28,942.93/43,413.07 = 12,068.97/x
  3. Step 3: Cross multiply
    28,942.93x = 43,413.07 × 12,068.97
  4. Step 4: Simplify right side
    28,942.93x = 523,951,247.50
  5. Step 5: Solve for x
    x = 523,951,247.50/28,942.93
  6. Step 6: Final answer
    x = 18,102.91

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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.