Home / 16,785.43-25,180.55-6,254.56

Finding the Fourth Proportional to 16,785.43, 25,180.55 and 6,254.56

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Solution

The fourth proportional to 16,785.43, 25,180.55 and 6,254.56 is: 9,382.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785.43 : 25,180.55 = 6,254.56 : x
  2. Step 2: Convert to fraction form
    16,785.43/25,180.55 = 6,254.56/x
  3. Step 3: Cross multiply
    16,785.43x = 25,180.55 × 6,254.56
  4. Step 4: Simplify right side
    16,785.43x = 157,493,103.63
  5. Step 5: Solve for x
    x = 157,493,103.63/16,785.43
  6. Step 6: Final answer
    x = 9,382.73

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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.