Home / 18,473.44-27,722.32-6,786.76

Finding the Fourth Proportional to 18,473.44, 27,722.32 and 6,786.76

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Solution

The fourth proportional to 18,473.44, 27,722.32 and 6,786.76 is: 10,184.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,473.44 : 27,722.32 = 6,786.76 : x
  2. Step 2: Convert to fraction form
    18,473.44/27,722.32 = 6,786.76/x
  3. Step 3: Cross multiply
    18,473.44x = 27,722.32 × 6,786.76
  4. Step 4: Simplify right side
    18,473.44x = 188,144,732.48
  5. Step 5: Solve for x
    x = 188,144,732.48/18,473.44
  6. Step 6: Final answer
    x = 10,184.61

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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.