Home / 21,861.44-32,794.32-6,281.36

Finding the Fourth Proportional to 21,861.44, 32,794.32 and 6,281.36

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Solution

The fourth proportional to 21,861.44, 32,794.32 and 6,281.36 is: 9,422.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,861.44 : 32,794.32 = 6,281.36 : x
  2. Step 2: Convert to fraction form
    21,861.44/32,794.32 = 6,281.36/x
  3. Step 3: Cross multiply
    21,861.44x = 32,794.32 × 6,281.36
  4. Step 4: Simplify right side
    21,861.44x = 205,992,929.88
  5. Step 5: Solve for x
    x = 205,992,929.88/21,861.44
  6. Step 6: Final answer
    x = 9,422.66

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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.