Home / 19,611.06-27,067.19-11,651.75

Finding the Fourth Proportional to 19,611.06, 27,067.19 and 11,651.75

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Solution

The fourth proportional to 19,611.06, 27,067.19 and 11,651.75 is: 16,081.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,611.06 : 27,067.19 = 11,651.75 : x
  2. Step 2: Convert to fraction form
    19,611.06/27,067.19 = 11,651.75/x
  3. Step 3: Cross multiply
    19,611.06x = 27,067.19 × 11,651.75
  4. Step 4: Simplify right side
    19,611.06x = 315,380,024.88
  5. Step 5: Solve for x
    x = 315,380,024.88/19,611.06
  6. Step 6: Final answer
    x = 16,081.74

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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.