Home / 12,175.14-16,794.62-8,392.44

Finding the Fourth Proportional to 12,175.14, 16,794.62 and 8,392.44

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Solution

The fourth proportional to 12,175.14, 16,794.62 and 8,392.44 is: 11,576.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,175.14 : 16,794.62 = 8,392.44 : x
  2. Step 2: Convert to fraction form
    12,175.14/16,794.62 = 8,392.44/x
  3. Step 3: Cross multiply
    12,175.14x = 16,794.62 × 8,392.44
  4. Step 4: Simplify right side
    12,175.14x = 140,947,840.67
  5. Step 5: Solve for x
    x = 140,947,840.67/12,175.14
  6. Step 6: Final answer
    x = 11,576.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.