Home / 21,634.62-32,439.78-6,847.26

Finding the Fourth Proportional to 21,634.62, 32,439.78 and 6,847.26

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Solution

The fourth proportional to 21,634.62, 32,439.78 and 6,847.26 is: 10,267.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,634.62 : 32,439.78 = 6,847.26 : x
  2. Step 2: Convert to fraction form
    21,634.62/32,439.78 = 6,847.26/x
  3. Step 3: Cross multiply
    21,634.62x = 32,439.78 × 6,847.26
  4. Step 4: Simplify right side
    21,634.62x = 222,123,608.00
  5. Step 5: Solve for x
    x = 222,123,608.00/21,634.62
  6. Step 6: Final answer
    x = 10,267.04

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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.