Home / 12,024.06-18,040.14-7,576.56

Finding the Fourth Proportional to 12,024.06, 18,040.14 and 7,576.56

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Solution

The fourth proportional to 12,024.06, 18,040.14 and 7,576.56 is: 11,367.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,024.06 : 18,040.14 = 7,576.56 : x
  2. Step 2: Convert to fraction form
    12,024.06/18,040.14 = 7,576.56/x
  3. Step 3: Cross multiply
    12,024.06x = 18,040.14 × 7,576.56
  4. Step 4: Simplify right side
    12,024.06x = 136,682,203.12
  5. Step 5: Solve for x
    x = 136,682,203.12/12,024.06
  6. Step 6: Final answer
    x = 11,367.39

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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.