Home / 18,027.71-27,042.52-5,556.30

Finding the Fourth Proportional to 18,027.71, 27,042.52 and 5,556.30

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Solution

The fourth proportional to 18,027.71, 27,042.52 and 5,556.30 is: 8,334.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,027.71 : 27,042.52 = 5,556.30 : x
  2. Step 2: Convert to fraction form
    18,027.71/27,042.52 = 5,556.30/x
  3. Step 3: Cross multiply
    18,027.71x = 27,042.52 × 5,556.30
  4. Step 4: Simplify right side
    18,027.71x = 150,256,353.88
  5. Step 5: Solve for x
    x = 150,256,353.88/18,027.71
  6. Step 6: Final answer
    x = 8,334.74

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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.