Home / 16,620.68-24,930.96-8,736.44

Finding the Fourth Proportional to 16,620.68, 24,930.96 and 8,736.44

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Solution

The fourth proportional to 16,620.68, 24,930.96 and 8,736.44 is: 13,104.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,620.68 : 24,930.96 = 8,736.44 : x
  2. Step 2: Convert to fraction form
    16,620.68/24,930.96 = 8,736.44/x
  3. Step 3: Cross multiply
    16,620.68x = 24,930.96 × 8,736.44
  4. Step 4: Simplify right side
    16,620.68x = 217,807,836.18
  5. Step 5: Solve for x
    x = 217,807,836.18/16,620.68
  6. Step 6: Final answer
    x = 13,104.63

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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.