Home / 16,512.20-24,772.14-5,418.20

Finding the Fourth Proportional to 16,512.20, 24,772.14 and 5,418.20

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Solution

The fourth proportional to 16,512.20, 24,772.14 and 5,418.20 is: 8,128.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,512.20 : 24,772.14 = 5,418.20 : x
  2. Step 2: Convert to fraction form
    16,512.20/24,772.14 = 5,418.20/x
  3. Step 3: Cross multiply
    16,512.20x = 24,772.14 × 5,418.20
  4. Step 4: Simplify right side
    16,512.20x = 134,220,408.95
  5. Step 5: Solve for x
    x = 134,220,408.95/16,512.20
  6. Step 6: Final answer
    x = 8,128.56

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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.