Home / 14,704.82-20,293.68-8,331.36

Finding the Fourth Proportional to 14,704.82, 20,293.68 and 8,331.36

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Solution

The fourth proportional to 14,704.82, 20,293.68 and 8,331.36 is: 11,497.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,704.82 : 20,293.68 = 8,331.36 : x
  2. Step 2: Convert to fraction form
    14,704.82/20,293.68 = 8,331.36/x
  3. Step 3: Cross multiply
    14,704.82x = 20,293.68 × 8,331.36
  4. Step 4: Simplify right side
    14,704.82x = 169,073,953.80
  5. Step 5: Solve for x
    x = 169,073,953.80/14,704.82
  6. Step 6: Final answer
    x = 11,497.86

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Similar ratio
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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.