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Finding the Fourth Proportional to 36,369.26, 54,553.89 and 11,413.16

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Solution

The fourth proportional to 36,369.26, 54,553.89 and 11,413.16 is: 17,119.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,369.26 : 54,553.89 = 11,413.16 : x
  2. Step 2: Convert to fraction form
    36,369.26/54,553.89 = 11,413.16/x
  3. Step 3: Cross multiply
    36,369.26x = 54,553.89 × 11,413.16
  4. Step 4: Simplify right side
    36,369.26x = 622,632,275.19
  5. Step 5: Solve for x
    x = 622,632,275.19/36,369.26
  6. Step 6: Final answer
    x = 17,119.74

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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.