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Finding the Fourth Proportional to 27,556.92, 41,335.62 and 7,836.12

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Solution

The fourth proportional to 27,556.92, 41,335.62 and 7,836.12 is: 11,754.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,556.92 : 41,335.62 = 7,836.12 : x
  2. Step 2: Convert to fraction form
    27,556.92/41,335.62 = 7,836.12/x
  3. Step 3: Cross multiply
    27,556.92x = 41,335.62 × 7,836.12
  4. Step 4: Simplify right side
    27,556.92x = 323,910,878.59
  5. Step 5: Solve for x
    x = 323,910,878.59/27,556.92
  6. Step 6: Final answer
    x = 11,754.25

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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.