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Finding the Fourth Proportional to 44,693.87, 67,039.86 and 11,413.94

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Solution

The fourth proportional to 44,693.87, 67,039.86 and 11,413.94 is: 17,120.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,693.87 : 67,039.86 = 11,413.94 : x
  2. Step 2: Convert to fraction form
    44,693.87/67,039.86 = 11,413.94/x
  3. Step 3: Cross multiply
    44,693.87x = 67,039.86 × 11,413.94
  4. Step 4: Simplify right side
    44,693.87x = 765,188,939.65
  5. Step 5: Solve for x
    x = 765,188,939.65/44,693.87
  6. Step 6: Final answer
    x = 17,120.67

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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.