Home / 21,786.82-32,685.71-6,204.44

Finding the Fourth Proportional to 21,786.82, 32,685.71 and 6,204.44

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Solution

The fourth proportional to 21,786.82, 32,685.71 and 6,204.44 is: 9,308.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,786.82 : 32,685.71 = 6,204.44 : x
  2. Step 2: Convert to fraction form
    21,786.82/32,685.71 = 6,204.44/x
  3. Step 3: Cross multiply
    21,786.82x = 32,685.71 × 6,204.44
  4. Step 4: Simplify right side
    21,786.82x = 202,796,577.24
  5. Step 5: Solve for x
    x = 202,796,577.24/21,786.82
  6. Step 6: Final answer
    x = 9,308.22

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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.