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Finding the Fourth Proportional to 12,067.98, 18,101.99 and 3,302.97

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Solution

The fourth proportional to 12,067.98, 18,101.99 and 3,302.97 is: 4,954.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067.98 : 18,101.99 = 3,302.97 : x
  2. Step 2: Convert to fraction form
    12,067.98/18,101.99 = 3,302.97/x
  3. Step 3: Cross multiply
    12,067.98x = 18,101.99 × 3,302.97
  4. Step 4: Simplify right side
    12,067.98x = 59,790,313.40
  5. Step 5: Solve for x
    x = 59,790,313.40/12,067.98
  6. Step 6: Final answer
    x = 4,954.46

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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.