Home / 26,469.20-39,703.80-16,101.20

Finding the Fourth Proportional to 26,469.20, 39,703.80 and 16,101.20

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Solution

The fourth proportional to 26,469.20, 39,703.80 and 16,101.20 is: 24,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,469.20 : 39,703.80 = 16,101.20 : x
  2. Step 2: Convert to fraction form
    26,469.20/39,703.80 = 16,101.20/x
  3. Step 3: Cross multiply
    26,469.20x = 39,703.80 × 16,101.20
  4. Step 4: Simplify right side
    26,469.20x = 639,278,824.56
  5. Step 5: Solve for x
    x = 639,278,824.56/26,469.20
  6. Step 6: Final answer
    x = 24,151.80

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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.