Home / 18,202.67-27,310.16-5,724.47

Finding the Fourth Proportional to 18,202.67, 27,310.16 and 5,724.47

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Solution

The fourth proportional to 18,202.67, 27,310.16 and 5,724.47 is: 8,588.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,202.67 : 27,310.16 = 5,724.47 : x
  2. Step 2: Convert to fraction form
    18,202.67/27,310.16 = 5,724.47/x
  3. Step 3: Cross multiply
    18,202.67x = 27,310.16 × 5,724.47
  4. Step 4: Simplify right side
    18,202.67x = 156,336,274.20
  5. Step 5: Solve for x
    x = 156,336,274.20/18,202.67
  6. Step 6: Final answer
    x = 8,588.64

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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.