Home / 18,380.52-27,574.42-6,694.64

Finding the Fourth Proportional to 18,380.52, 27,574.42 and 6,694.64

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Solution

The fourth proportional to 18,380.52, 27,574.42 and 6,694.64 is: 10,043.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,380.52 : 27,574.42 = 6,694.64 : x
  2. Step 2: Convert to fraction form
    18,380.52/27,574.42 = 6,694.64/x
  3. Step 3: Cross multiply
    18,380.52x = 27,574.42 × 6,694.64
  4. Step 4: Simplify right side
    18,380.52x = 184,600,815.11
  5. Step 5: Solve for x
    x = 184,600,815.11/18,380.52
  6. Step 6: Final answer
    x = 10,043.29

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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.