Home / 12,927.97-19,392.96-4,163.14

Finding the Fourth Proportional to 12,927.97, 19,392.96 and 4,163.14

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Solution

The fourth proportional to 12,927.97, 19,392.96 and 4,163.14 is: 6,245.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,927.97 : 19,392.96 = 4,163.14 : x
  2. Step 2: Convert to fraction form
    12,927.97/19,392.96 = 4,163.14/x
  3. Step 3: Cross multiply
    12,927.97x = 19,392.96 × 4,163.14
  4. Step 4: Simplify right side
    12,927.97x = 80,735,607.49
  5. Step 5: Solve for x
    x = 80,735,607.49/12,927.97
  6. Step 6: Final answer
    x = 6,245.03

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Double scale
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Similar ratio
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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.