Home / 21,558.96-32,338.20-5,976

Finding the Fourth Proportional to 21,558.96, 32,338.20 and 5,976

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Solution

The fourth proportional to 21,558.96, 32,338.20 and 5,976 is: 8,963.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,558.96 : 32,338.20 = 5,976 : x
  2. Step 2: Convert to fraction form
    21,558.96/32,338.20 = 5,976/x
  3. Step 3: Cross multiply
    21,558.96x = 32,338.20 × 5,976
  4. Step 4: Simplify right side
    21,558.96x = 193,253,083.20
  5. Step 5: Solve for x
    x = 193,253,083.20/21,558.96
  6. Step 6: Final answer
    x = 8,963.93

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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.