Home / 27,836.44-41,746.45-8,108.78

Finding the Fourth Proportional to 27,836.44, 41,746.45 and 8,108.78

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Solution

The fourth proportional to 27,836.44, 41,746.45 and 8,108.78 is: 12,160.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,836.44 : 41,746.45 = 8,108.78 : x
  2. Step 2: Convert to fraction form
    27,836.44/41,746.45 = 8,108.78/x
  3. Step 3: Cross multiply
    27,836.44x = 41,746.45 × 8,108.78
  4. Step 4: Simplify right side
    27,836.44x = 338,512,778.83
  5. Step 5: Solve for x
    x = 338,512,778.83/27,836.44
  6. Step 6: Final answer
    x = 12,160.78

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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.