Home / 27,428.92-41,143.37-6,652.42

Finding the Fourth Proportional to 27,428.92, 41,143.37 and 6,652.42

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Solution

The fourth proportional to 27,428.92, 41,143.37 and 6,652.42 is: 9,978.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,428.92 : 41,143.37 = 6,652.42 : x
  2. Step 2: Convert to fraction form
    27,428.92/41,143.37 = 6,652.42/x
  3. Step 3: Cross multiply
    27,428.92x = 41,143.37 × 6,652.42
  4. Step 4: Simplify right side
    27,428.92x = 273,702,841.33
  5. Step 5: Solve for x
    x = 273,702,841.33/27,428.92
  6. Step 6: Final answer
    x = 9,978.62

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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.