Home / 22,455.15-33,682.73-15,413.82

Finding the Fourth Proportional to 22,455.15, 33,682.73 and 15,413.82

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Solution

The fourth proportional to 22,455.15, 33,682.73 and 15,413.82 is: 23,120.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,455.15 : 33,682.73 = 15,413.82 : x
  2. Step 2: Convert to fraction form
    22,455.15/33,682.73 = 15,413.82/x
  3. Step 3: Cross multiply
    22,455.15x = 33,682.73 × 15,413.82
  4. Step 4: Simplify right side
    22,455.15x = 519,179,537.33
  5. Step 5: Solve for x
    x = 519,179,537.33/22,455.15
  6. Step 6: Final answer
    x = 23,120.73

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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.