Home / 19,067.91-28,607.86-8,546.77

Finding the Fourth Proportional to 19,067.91, 28,607.86 and 8,546.77

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Solution

The fourth proportional to 19,067.91, 28,607.86 and 8,546.77 is: 12,822.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,067.91 : 28,607.86 = 8,546.77 : x
  2. Step 2: Convert to fraction form
    19,067.91/28,607.86 = 8,546.77/x
  3. Step 3: Cross multiply
    19,067.91x = 28,607.86 × 8,546.77
  4. Step 4: Simplify right side
    19,067.91x = 244,504,661.10
  5. Step 5: Solve for x
    x = 244,504,661.10/19,067.91
  6. Step 6: Final answer
    x = 12,822.84

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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.