Home / 12,095.22-16,691.26-6,789.90

Finding the Fourth Proportional to 12,095.22, 16,691.26 and 6,789.90

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Solution

The fourth proportional to 12,095.22, 16,691.26 and 6,789.90 is: 9,369.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.22 : 16,691.26 = 6,789.90 : x
  2. Step 2: Convert to fraction form
    12,095.22/16,691.26 = 6,789.90/x
  3. Step 3: Cross multiply
    12,095.22x = 16,691.26 × 6,789.90
  4. Step 4: Simplify right side
    12,095.22x = 113,331,986.27
  5. Step 5: Solve for x
    x = 113,331,986.27/12,095.22
  6. Step 6: Final answer
    x = 9,369.98

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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.