Home / 16,627.20-24,921.96-5,531.28

Finding the Fourth Proportional to 16,627.20, 24,921.96 and 5,531.28

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Solution

The fourth proportional to 16,627.20, 24,921.96 and 5,531.28 is: 8,290.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,627.20 : 24,921.96 = 5,531.28 : x
  2. Step 2: Convert to fraction form
    16,627.20/24,921.96 = 5,531.28/x
  3. Step 3: Cross multiply
    16,627.20x = 24,921.96 × 5,531.28
  4. Step 4: Simplify right side
    16,627.20x = 137,850,338.91
  5. Step 5: Solve for x
    x = 137,850,338.91/16,627.20
  6. Step 6: Final answer
    x = 8,290.65

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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.