Home / 16,945.97-25,419.12-4,467.78

Finding the Fourth Proportional to 16,945.97, 25,419.12 and 4,467.78

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Solution

The fourth proportional to 16,945.97, 25,419.12 and 4,467.78 is: 6,701.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,945.97 : 25,419.12 = 4,467.78 : x
  2. Step 2: Convert to fraction form
    16,945.97/25,419.12 = 4,467.78/x
  3. Step 3: Cross multiply
    16,945.97x = 25,419.12 × 4,467.78
  4. Step 4: Simplify right side
    16,945.97x = 113,567,035.95
  5. Step 5: Solve for x
    x = 113,567,035.95/16,945.97
  6. Step 6: Final answer
    x = 6,701.71

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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.