Home / 28,608.25-39,481.83-16,035.43

Finding the Fourth Proportional to 28,608.25, 39,481.83 and 16,035.43

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Solution

The fourth proportional to 28,608.25, 39,481.83 and 16,035.43 is: 22,130.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,608.25 : 39,481.83 = 16,035.43 : x
  2. Step 2: Convert to fraction form
    28,608.25/39,481.83 = 16,035.43/x
  3. Step 3: Cross multiply
    28,608.25x = 39,481.83 × 16,035.43
  4. Step 4: Simplify right side
    28,608.25x = 633,108,121.24
  5. Step 5: Solve for x
    x = 633,108,121.24/28,608.25
  6. Step 6: Final answer
    x = 22,130.26

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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.