Home / 22,795.20-34,172.16-8,940.48

Finding the Fourth Proportional to 22,795.20, 34,172.16 and 8,940.48

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Solution

The fourth proportional to 22,795.20, 34,172.16 and 8,940.48 is: 13,402.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,795.20 : 34,172.16 = 8,940.48 : x
  2. Step 2: Convert to fraction form
    22,795.20/34,172.16 = 8,940.48/x
  3. Step 3: Cross multiply
    22,795.20x = 34,172.16 × 8,940.48
  4. Step 4: Simplify right side
    22,795.20x = 305,515,513.04
  5. Step 5: Solve for x
    x = 305,515,513.04/22,795.20
  6. Step 6: Final answer
    x = 13,402.62

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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.