Home / 28,942.16-43,413.28-27,464.72

Finding the Fourth Proportional to 28,942.16, 43,413.28 and 27,464.72

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Solution

The fourth proportional to 28,942.16, 43,413.28 and 27,464.72 is: 41,197.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,942.16 : 43,413.28 = 27,464.72 : x
  2. Step 2: Convert to fraction form
    28,942.16/43,413.28 = 27,464.72/x
  3. Step 3: Cross multiply
    28,942.16x = 43,413.28 × 27,464.72
  4. Step 4: Simplify right side
    28,942.16x = 1,192,333,579.48
  5. Step 5: Solve for x
    x = 1,192,333,579.48/28,942.16
  6. Step 6: Final answer
    x = 41,197.12

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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.