Home / 14,067.52-21,111.66-6,671.96

Finding the Fourth Proportional to 14,067.52, 21,111.66 and 6,671.96

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Solution

The fourth proportional to 14,067.52, 21,111.66 and 6,671.96 is: 10,012.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,067.52 : 21,111.66 = 6,671.96 : x
  2. Step 2: Convert to fraction form
    14,067.52/21,111.66 = 6,671.96/x
  3. Step 3: Cross multiply
    14,067.52x = 21,111.66 × 6,671.96
  4. Step 4: Simplify right side
    14,067.52x = 140,856,151.05
  5. Step 5: Solve for x
    x = 140,856,151.05/14,067.52
  6. Step 6: Final answer
    x = 10,012.86

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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.