Home / 16,930.70-25,398.41-7,067.72

Finding the Fourth Proportional to 16,930.70, 25,398.41 and 7,067.72

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Solution

The fourth proportional to 16,930.70, 25,398.41 and 7,067.72 is: 10,602.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.70 : 25,398.41 = 7,067.72 : x
  2. Step 2: Convert to fraction form
    16,930.70/25,398.41 = 7,067.72/x
  3. Step 3: Cross multiply
    16,930.70x = 25,398.41 × 7,067.72
  4. Step 4: Simplify right side
    16,930.70x = 179,508,850.33
  5. Step 5: Solve for x
    x = 179,508,850.33/16,930.70
  6. Step 6: Final answer
    x = 10,602.57

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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.