Home / 19,194.70-28,790.16-6,712.42

Finding the Fourth Proportional to 19,194.70, 28,790.16 and 6,712.42

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Solution

The fourth proportional to 19,194.70, 28,790.16 and 6,712.42 is: 10,067.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,194.70 : 28,790.16 = 6,712.42 : x
  2. Step 2: Convert to fraction form
    19,194.70/28,790.16 = 6,712.42/x
  3. Step 3: Cross multiply
    19,194.70x = 28,790.16 × 6,712.42
  4. Step 4: Simplify right side
    19,194.70x = 193,251,645.79
  5. Step 5: Solve for x
    x = 193,251,645.79/19,194.70
  6. Step 6: Final answer
    x = 10,067.97

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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.