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Finding the Fourth Proportional to 36,265.84, 54,413.92 and 15,209.84

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Solution

The fourth proportional to 36,265.84, 54,413.92 and 15,209.84 is: 22,821.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,265.84 : 54,413.92 = 15,209.84 : x
  2. Step 2: Convert to fraction form
    36,265.84/54,413.92 = 15,209.84/x
  3. Step 3: Cross multiply
    36,265.84x = 54,413.92 × 15,209.84
  4. Step 4: Simplify right side
    36,265.84x = 827,627,016.97
  5. Step 5: Solve for x
    x = 827,627,016.97/36,265.84
  6. Step 6: Final answer
    x = 22,821.12

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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.