Home / 12,067.32-17,995.47-11,629.92

Finding the Fourth Proportional to 12,067.32, 17,995.47 and 11,629.92

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Solution

The fourth proportional to 12,067.32, 17,995.47 and 11,629.92 is: 17,343.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,067.32 : 17,995.47 = 11,629.92 : x
  2. Step 2: Convert to fraction form
    12,067.32/17,995.47 = 11,629.92/x
  3. Step 3: Cross multiply
    12,067.32x = 17,995.47 × 11,629.92
  4. Step 4: Simplify right side
    12,067.32x = 209,285,876.46
  5. Step 5: Solve for x
    x = 209,285,876.46/12,067.32
  6. Step 6: Final answer
    x = 17,343.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.