Home / 18,104.97-27,161.34-5,624.73

Finding the Fourth Proportional to 18,104.97, 27,161.34 and 5,624.73

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Solution

The fourth proportional to 18,104.97, 27,161.34 and 5,624.73 is: 8,438.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,104.97 : 27,161.34 = 5,624.73 : x
  2. Step 2: Convert to fraction form
    18,104.97/27,161.34 = 5,624.73/x
  3. Step 3: Cross multiply
    18,104.97x = 27,161.34 × 5,624.73
  4. Step 4: Simplify right side
    18,104.97x = 152,775,203.94
  5. Step 5: Solve for x
    x = 152,775,203.94/18,104.97
  6. Step 6: Final answer
    x = 8,438.30

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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.