Home / 20,224.62-30,333.69-6,372.54

Finding the Fourth Proportional to 20,224.62, 30,333.69 and 6,372.54

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Solution

The fourth proportional to 20,224.62, 30,333.69 and 6,372.54 is: 9,557.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,224.62 : 30,333.69 = 6,372.54 : x
  2. Step 2: Convert to fraction form
    20,224.62/30,333.69 = 6,372.54/x
  3. Step 3: Cross multiply
    20,224.62x = 30,333.69 × 6,372.54
  4. Step 4: Simplify right side
    20,224.62x = 193,302,652.87
  5. Step 5: Solve for x
    x = 193,302,652.87/20,224.62
  6. Step 6: Final answer
    x = 9,557.79

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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.