Home / 10,147.94-15,224.34-3,222.44

Finding the Fourth Proportional to 10,147.94, 15,224.34 and 3,222.44

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Solution

The fourth proportional to 10,147.94, 15,224.34 and 3,222.44 is: 4,834.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,147.94 : 15,224.34 = 3,222.44 : x
  2. Step 2: Convert to fraction form
    10,147.94/15,224.34 = 3,222.44/x
  3. Step 3: Cross multiply
    10,147.94x = 15,224.34 × 3,222.44
  4. Step 4: Simplify right side
    10,147.94x = 49,059,522.19
  5. Step 5: Solve for x
    x = 49,059,522.19/10,147.94
  6. Step 6: Final answer
    x = 4,834.43

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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.