Home / 12,524.24-18,782.03-3,637.16

Finding the Fourth Proportional to 12,524.24, 18,782.03 and 3,637.16

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Solution

The fourth proportional to 12,524.24, 18,782.03 and 3,637.16 is: 5,454.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,524.24 : 18,782.03 = 3,637.16 : x
  2. Step 2: Convert to fraction form
    12,524.24/18,782.03 = 3,637.16/x
  3. Step 3: Cross multiply
    12,524.24x = 18,782.03 × 3,637.16
  4. Step 4: Simplify right side
    12,524.24x = 68,313,163.42
  5. Step 5: Solve for x
    x = 68,313,163.42/12,524.24
  6. Step 6: Final answer
    x = 5,454.48

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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.