Home / 16,942.06-25,421.77-8,067.43

Finding the Fourth Proportional to 16,942.06, 25,421.77 and 8,067.43

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Solution

The fourth proportional to 16,942.06, 25,421.77 and 8,067.43 is: 12,105.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,942.06 : 25,421.77 = 8,067.43 : x
  2. Step 2: Convert to fraction form
    16,942.06/25,421.77 = 8,067.43/x
  3. Step 3: Cross multiply
    16,942.06x = 25,421.77 × 8,067.43
  4. Step 4: Simplify right side
    16,942.06x = 205,088,349.95
  5. Step 5: Solve for x
    x = 205,088,349.95/16,942.06
  6. Step 6: Final answer
    x = 12,105.28

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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.