Home / 16,772.20-25,161.49-5,675.91

Finding the Fourth Proportional to 16,772.20, 25,161.49 and 5,675.91

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Solution

The fourth proportional to 16,772.20, 25,161.49 and 5,675.91 is: 8,514.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,772.20 : 25,161.49 = 5,675.91 : x
  2. Step 2: Convert to fraction form
    16,772.20/25,161.49 = 5,675.91/x
  3. Step 3: Cross multiply
    16,772.20x = 25,161.49 × 5,675.91
  4. Step 4: Simplify right side
    16,772.20x = 142,814,233.52
  5. Step 5: Solve for x
    x = 142,814,233.52/16,772.20
  6. Step 6: Final answer
    x = 8,514.94

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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.