Home / 18,181.56-27,272.28-5,033.84

Finding the Fourth Proportional to 18,181.56, 27,272.28 and 5,033.84

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Solution

The fourth proportional to 18,181.56, 27,272.28 and 5,033.84 is: 7,550.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181.56 : 27,272.28 = 5,033.84 : x
  2. Step 2: Convert to fraction form
    18,181.56/27,272.28 = 5,033.84/x
  3. Step 3: Cross multiply
    18,181.56x = 27,272.28 × 5,033.84
  4. Step 4: Simplify right side
    18,181.56x = 137,284,293.96
  5. Step 5: Solve for x
    x = 137,284,293.96/18,181.56
  6. Step 6: Final answer
    x = 7,550.74

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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.