Home / 18,033.24-27,001.26-11,777.76

Finding the Fourth Proportional to 18,033.24, 27,001.26 and 11,777.76

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Solution

The fourth proportional to 18,033.24, 27,001.26 and 11,777.76 is: 17,634.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,033.24 : 27,001.26 = 11,777.76 : x
  2. Step 2: Convert to fraction form
    18,033.24/27,001.26 = 11,777.76/x
  3. Step 3: Cross multiply
    18,033.24x = 27,001.26 × 11,777.76
  4. Step 4: Simplify right side
    18,033.24x = 318,014,359.98
  5. Step 5: Solve for x
    x = 318,014,359.98/18,033.24
  6. Step 6: Final answer
    x = 17,634.90

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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.