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Finding the Fourth Proportional to 33,188.73, 49,773.97 and 12,124.88

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Solution

The fourth proportional to 33,188.73, 49,773.97 and 12,124.88 is: 18,183.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,188.73 : 49,773.97 = 12,124.88 : x
  2. Step 2: Convert to fraction form
    33,188.73/49,773.97 = 12,124.88/x
  3. Step 3: Cross multiply
    33,188.73x = 49,773.97 × 12,124.88
  4. Step 4: Simplify right side
    33,188.73x = 603,503,413.37
  5. Step 5: Solve for x
    x = 603,503,413.37/33,188.73
  6. Step 6: Final answer
    x = 18,183.99

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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.