Home / 13,694.63-20,529.62-4,923.38

Finding the Fourth Proportional to 13,694.63, 20,529.62 and 4,923.38

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Solution

The fourth proportional to 13,694.63, 20,529.62 and 4,923.38 is: 7,380.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,694.63 : 20,529.62 = 4,923.38 : x
  2. Step 2: Convert to fraction form
    13,694.63/20,529.62 = 4,923.38/x
  3. Step 3: Cross multiply
    13,694.63x = 20,529.62 × 4,923.38
  4. Step 4: Simplify right side
    13,694.63x = 101,074,993.25
  5. Step 5: Solve for x
    x = 101,074,993.25/13,694.63
  6. Step 6: Final answer
    x = 7,380.63

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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.