Home / 18,163.17-27,255.24-7,632.36

Finding the Fourth Proportional to 18,163.17, 27,255.24 and 7,632.36

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Solution

The fourth proportional to 18,163.17, 27,255.24 and 7,632.36 is: 11,452.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163.17 : 27,255.24 = 7,632.36 : x
  2. Step 2: Convert to fraction form
    18,163.17/27,255.24 = 7,632.36/x
  3. Step 3: Cross multiply
    18,163.17x = 27,255.24 × 7,632.36
  4. Step 4: Simplify right side
    18,163.17x = 208,021,803.57
  5. Step 5: Solve for x
    x = 208,021,803.57/18,163.17
  6. Step 6: Final answer
    x = 11,452.95

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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.