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Finding the Fourth Proportional to 44,692.86, 67,040.66 and 11,413.56

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Solution

The fourth proportional to 44,692.86, 67,040.66 and 11,413.56 is: 17,120.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,692.86 : 67,040.66 = 11,413.56 : x
  2. Step 2: Convert to fraction form
    44,692.86/67,040.66 = 11,413.56/x
  3. Step 3: Cross multiply
    44,692.86x = 67,040.66 × 11,413.56
  4. Step 4: Simplify right side
    44,692.86x = 765,172,498.18
  5. Step 5: Solve for x
    x = 765,172,498.18/44,692.86
  6. Step 6: Final answer
    x = 17,120.69

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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.