Home / 18,049.43-27,078.71-14,571.04

Finding the Fourth Proportional to 18,049.43, 27,078.71 and 14,571.04

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Solution

The fourth proportional to 18,049.43, 27,078.71 and 14,571.04 is: 21,860.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,049.43 : 27,078.71 = 14,571.04 : x
  2. Step 2: Convert to fraction form
    18,049.43/27,078.71 = 14,571.04/x
  3. Step 3: Cross multiply
    18,049.43x = 27,078.71 × 14,571.04
  4. Step 4: Simplify right side
    18,049.43x = 394,564,966.56
  5. Step 5: Solve for x
    x = 394,564,966.56/18,049.43
  6. Step 6: Final answer
    x = 21,860.25

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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.