Home / 13,834.56-20,762.94-7,264.64

Finding the Fourth Proportional to 13,834.56, 20,762.94 and 7,264.64

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Solution

The fourth proportional to 13,834.56, 20,762.94 and 7,264.64 is: 10,902.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.56 : 20,762.94 = 7,264.64 : x
  2. Step 2: Convert to fraction form
    13,834.56/20,762.94 = 7,264.64/x
  3. Step 3: Cross multiply
    13,834.56x = 20,762.94 × 7,264.64
  4. Step 4: Simplify right side
    13,834.56x = 150,835,284.44
  5. Step 5: Solve for x
    x = 150,835,284.44/13,834.56
  6. Step 6: Final answer
    x = 10,902.79

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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.