Home / 21,976.44-32,967.06-6,396.60

Finding the Fourth Proportional to 21,976.44, 32,967.06 and 6,396.60

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Solution

The fourth proportional to 21,976.44, 32,967.06 and 6,396.60 is: 9,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,976.44 : 32,967.06 = 6,396.60 : x
  2. Step 2: Convert to fraction form
    21,976.44/32,967.06 = 6,396.60/x
  3. Step 3: Cross multiply
    21,976.44x = 32,967.06 × 6,396.60
  4. Step 4: Simplify right side
    21,976.44x = 210,877,096.00
  5. Step 5: Solve for x
    x = 210,877,096.00/21,976.44
  6. Step 6: Final answer
    x = 9,595.60

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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.