Home / 18,418.43-27,627.84-14,744.02

Finding the Fourth Proportional to 18,418.43, 27,627.84 and 14,744.02

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Solution

The fourth proportional to 18,418.43, 27,627.84 and 14,744.02 is: 22,116.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,418.43 : 27,627.84 = 14,744.02 : x
  2. Step 2: Convert to fraction form
    18,418.43/27,627.84 = 14,744.02/x
  3. Step 3: Cross multiply
    18,418.43x = 27,627.84 × 14,744.02
  4. Step 4: Simplify right side
    18,418.43x = 407,345,213.66
  5. Step 5: Solve for x
    x = 407,345,213.66/18,418.43
  6. Step 6: Final answer
    x = 22,116.18

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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.