Home / 16,469.37-22,721.99-11,432.25

Finding the Fourth Proportional to 16,469.37, 22,721.99 and 11,432.25

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Solution

The fourth proportional to 16,469.37, 22,721.99 and 11,432.25 is: 15,772.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,469.37 : 22,721.99 = 11,432.25 : x
  2. Step 2: Convert to fraction form
    16,469.37/22,721.99 = 11,432.25/x
  3. Step 3: Cross multiply
    16,469.37x = 22,721.99 × 11,432.25
  4. Step 4: Simplify right side
    16,469.37x = 259,763,413.02
  5. Step 5: Solve for x
    x = 259,763,413.02/16,469.37
  6. Step 6: Final answer
    x = 15,772.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.