Home / 18,012.24-27,024.17-7,487.37

Finding the Fourth Proportional to 18,012.24, 27,024.17 and 7,487.37

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Solution

The fourth proportional to 18,012.24, 27,024.17 and 7,487.37 is: 11,233.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,012.24 : 27,024.17 = 7,487.37 : x
  2. Step 2: Convert to fraction form
    18,012.24/27,024.17 = 7,487.37/x
  3. Step 3: Cross multiply
    18,012.24x = 27,024.17 × 7,487.37
  4. Step 4: Simplify right side
    18,012.24x = 202,339,922.30
  5. Step 5: Solve for x
    x = 202,339,922.30/18,012.24
  6. Step 6: Final answer
    x = 11,233.47

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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.