Home / 27,628.25-41,442.77-7,906.82

Finding the Fourth Proportional to 27,628.25, 41,442.77 and 7,906.82

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Solution

The fourth proportional to 27,628.25, 41,442.77 and 7,906.82 is: 11,860.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,628.25 : 41,442.77 = 7,906.82 : x
  2. Step 2: Convert to fraction form
    27,628.25/41,442.77 = 7,906.82/x
  3. Step 3: Cross multiply
    27,628.25x = 41,442.77 × 7,906.82
  4. Step 4: Simplify right side
    27,628.25x = 327,680,275.94
  5. Step 5: Solve for x
    x = 327,680,275.94/27,628.25
  6. Step 6: Final answer
    x = 11,860.34

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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.