Home / 18,181.54-27,272.31-5,033.91

Finding the Fourth Proportional to 18,181.54, 27,272.31 and 5,033.91

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Solution

The fourth proportional to 18,181.54, 27,272.31 and 5,033.91 is: 7,550.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.54 : 27,272.31 = 5,033.91 : x
  2. Step 2: Convert to fraction form
    18,181.54/27,272.31 = 5,033.91/x
  3. Step 3: Cross multiply
    18,181.54x = 27,272.31 × 5,033.91
  4. Step 4: Simplify right side
    18,181.54x = 137,286,354.03
  5. Step 5: Solve for x
    x = 137,286,354.03/18,181.54
  6. Step 6: Final answer
    x = 7,550.87

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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.