Home / 18,453.24-27,663.41-6,763.73

Finding the Fourth Proportional to 18,453.24, 27,663.41 and 6,763.73

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Solution

The fourth proportional to 18,453.24, 27,663.41 and 6,763.73 is: 10,139.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453.24 : 27,663.41 = 6,763.73 : x
  2. Step 2: Convert to fraction form
    18,453.24/27,663.41 = 6,763.73/x
  3. Step 3: Cross multiply
    18,453.24x = 27,663.41 × 6,763.73
  4. Step 4: Simplify right side
    18,453.24x = 187,107,663.98
  5. Step 5: Solve for x
    x = 187,107,663.98/18,453.24
  6. Step 6: Final answer
    x = 10,139.56

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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.