Home / 28,942.13-43,413.09-9,222.27

Finding the Fourth Proportional to 28,942.13, 43,413.09 and 9,222.27

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Solution

The fourth proportional to 28,942.13, 43,413.09 and 9,222.27 is: 13,833.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,942.13 : 43,413.09 = 9,222.27 : x
  2. Step 2: Convert to fraction form
    28,942.13/43,413.09 = 9,222.27/x
  3. Step 3: Cross multiply
    28,942.13x = 43,413.09 × 9,222.27
  4. Step 4: Simplify right side
    28,942.13x = 400,367,237.51
  5. Step 5: Solve for x
    x = 400,367,237.51/28,942.13
  6. Step 6: Final answer
    x = 13,833.37

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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.