Home / 18,486.23-27,732.11-6,798.56

Finding the Fourth Proportional to 18,486.23, 27,732.11 and 6,798.56

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Solution

The fourth proportional to 18,486.23, 27,732.11 and 6,798.56 is: 10,198.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,486.23 : 27,732.11 = 6,798.56 : x
  2. Step 2: Convert to fraction form
    18,486.23/27,732.11 = 6,798.56/x
  3. Step 3: Cross multiply
    18,486.23x = 27,732.11 × 6,798.56
  4. Step 4: Simplify right side
    18,486.23x = 188,538,241.11
  5. Step 5: Solve for x
    x = 188,538,241.11/18,486.23
  6. Step 6: Final answer
    x = 10,198.85

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1.5x scale

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.