Home / 18,025.26-27,028.14-5,541.54

Finding the Fourth Proportional to 18,025.26, 27,028.14 and 5,541.54

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Solution

The fourth proportional to 18,025.26, 27,028.14 and 5,541.54 is: 8,309.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025.26 : 27,028.14 = 5,541.54 : x
  2. Step 2: Convert to fraction form
    18,025.26/27,028.14 = 5,541.54/x
  3. Step 3: Cross multiply
    18,025.26x = 27,028.14 × 5,541.54
  4. Step 4: Simplify right side
    18,025.26x = 149,777,518.94
  5. Step 5: Solve for x
    x = 149,777,518.94/18,025.26
  6. Step 6: Final answer
    x = 8,309.31

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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.