Home / 27,912.20-41,819.70-23,538.20

Finding the Fourth Proportional to 27,912.20, 41,819.70 and 23,538.20

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Solution

The fourth proportional to 27,912.20, 41,819.70 and 23,538.20 is: 35,266.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,912.20 : 41,819.70 = 23,538.20 : x
  2. Step 2: Convert to fraction form
    27,912.20/41,819.70 = 23,538.20/x
  3. Step 3: Cross multiply
    27,912.20x = 41,819.70 × 23,538.20
  4. Step 4: Simplify right side
    27,912.20x = 984,360,462.54
  5. Step 5: Solve for x
    x = 984,360,462.54/27,912.20
  6. Step 6: Final answer
    x = 35,266.32

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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.