Home / 21,375.90-32,067.30-6,584.82

Finding the Fourth Proportional to 21,375.90, 32,067.30 and 6,584.82

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Solution

The fourth proportional to 21,375.90, 32,067.30 and 6,584.82 is: 9,878.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,375.90 : 32,067.30 = 6,584.82 : x
  2. Step 2: Convert to fraction form
    21,375.90/32,067.30 = 6,584.82/x
  3. Step 3: Cross multiply
    21,375.90x = 32,067.30 × 6,584.82
  4. Step 4: Simplify right side
    21,375.90x = 211,157,398.39
  5. Step 5: Solve for x
    x = 211,157,398.39/21,375.90
  6. Step 6: Final answer
    x = 9,878.29

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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.