Home / 33,413.12-50,120.88-11,227.20

Finding the Fourth Proportional to 33,413.12, 50,120.88 and 11,227.20

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Solution

The fourth proportional to 33,413.12, 50,120.88 and 11,227.20 is: 16,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,413.12 : 50,120.88 = 11,227.20 : x
  2. Step 2: Convert to fraction form
    33,413.12/50,120.88 = 11,227.20/x
  3. Step 3: Cross multiply
    33,413.12x = 50,120.88 × 11,227.20
  4. Step 4: Simplify right side
    33,413.12x = 562,717,143.94
  5. Step 5: Solve for x
    x = 562,717,143.94/33,413.12
  6. Step 6: Final answer
    x = 16,841.20

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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.