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Finding the Fourth Proportional to 12,067.73, 16,653.45 and 7,352.02

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Solution

The fourth proportional to 12,067.73, 16,653.45 and 7,352.02 is: 10,145.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067.73 : 16,653.45 = 7,352.02 : x
  2. Step 2: Convert to fraction form
    12,067.73/16,653.45 = 7,352.02/x
  3. Step 3: Cross multiply
    12,067.73x = 16,653.45 × 7,352.02
  4. Step 4: Simplify right side
    12,067.73x = 122,436,497.47
  5. Step 5: Solve for x
    x = 122,436,497.47/12,067.73
  6. Step 6: Final answer
    x = 10,145.78

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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.