Home / 40,282.64-60,413.40-18,083.60

Finding the Fourth Proportional to 40,282.64, 60,413.40 and 18,083.60

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Solution

The fourth proportional to 40,282.64, 60,413.40 and 18,083.60 is: 27,120.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,282.64 : 60,413.40 = 18,083.60 : x
  2. Step 2: Convert to fraction form
    40,282.64/60,413.40 = 18,083.60/x
  3. Step 3: Cross multiply
    40,282.64x = 60,413.40 × 18,083.60
  4. Step 4: Simplify right side
    40,282.64x = 1,092,491,760.24
  5. Step 5: Solve for x
    x = 1,092,491,760.24/40,282.64
  6. Step 6: Final answer
    x = 27,120.66

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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.