Home / 18,498.02-27,751.19-5,351.42

Finding the Fourth Proportional to 18,498.02, 27,751.19 and 5,351.42

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Solution

The fourth proportional to 18,498.02, 27,751.19 and 5,351.42 is: 8,028.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,498.02 : 27,751.19 = 5,351.42 : x
  2. Step 2: Convert to fraction form
    18,498.02/27,751.19 = 5,351.42/x
  3. Step 3: Cross multiply
    18,498.02x = 27,751.19 × 5,351.42
  4. Step 4: Simplify right side
    18,498.02x = 148,508,107.68
  5. Step 5: Solve for x
    x = 148,508,107.68/18,498.02
  6. Step 6: Final answer
    x = 8,028.32

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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.