Home / 12,067.03-18,107.34-9,427.13

Finding the Fourth Proportional to 12,067.03, 18,107.34 and 9,427.13

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Solution

The fourth proportional to 12,067.03, 18,107.34 and 9,427.13 is: 14,146.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067.03 : 18,107.34 = 9,427.13 : x
  2. Step 2: Convert to fraction form
    12,067.03/18,107.34 = 9,427.13/x
  3. Step 3: Cross multiply
    12,067.03x = 18,107.34 × 9,427.13
  4. Step 4: Simplify right side
    12,067.03x = 170,700,275.73
  5. Step 5: Solve for x
    x = 170,700,275.73/12,067.03
  6. Step 6: Final answer
    x = 14,146.01

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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.