Home / 27,850.57-41,754.18-18,942.60

Finding the Fourth Proportional to 27,850.57, 41,754.18 and 18,942.60

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Solution

The fourth proportional to 27,850.57, 41,754.18 and 18,942.60 is: 28,399.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,850.57 : 41,754.18 = 18,942.60 : x
  2. Step 2: Convert to fraction form
    27,850.57/41,754.18 = 18,942.60/x
  3. Step 3: Cross multiply
    27,850.57x = 41,754.18 × 18,942.60
  4. Step 4: Simplify right side
    27,850.57x = 790,932,730.07
  5. Step 5: Solve for x
    x = 790,932,730.07/27,850.57
  6. Step 6: Final answer
    x = 28,399.16

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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.