Home / 18,481.02-27,723.84-7,234.91

Finding the Fourth Proportional to 18,481.02, 27,723.84 and 7,234.91

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Solution

The fourth proportional to 18,481.02, 27,723.84 and 7,234.91 is: 10,853.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,481.02 : 27,723.84 = 7,234.91 : x
  2. Step 2: Convert to fraction form
    18,481.02/27,723.84 = 7,234.91/x
  3. Step 3: Cross multiply
    18,481.02x = 27,723.84 × 7,234.91
  4. Step 4: Simplify right side
    18,481.02x = 200,579,455.99
  5. Step 5: Solve for x
    x = 200,579,455.99/18,481.02
  6. Step 6: Final answer
    x = 10,853.27

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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.