Home / 27,934.07-41,901.11-8,212.80

Finding the Fourth Proportional to 27,934.07, 41,901.11 and 8,212.80

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Solution

The fourth proportional to 27,934.07, 41,901.11 and 8,212.80 is: 12,319.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,934.07 : 41,901.11 = 8,212.80 : x
  2. Step 2: Convert to fraction form
    27,934.07/41,901.11 = 8,212.80/x
  3. Step 3: Cross multiply
    27,934.07x = 41,901.11 × 8,212.80
  4. Step 4: Simplify right side
    27,934.07x = 344,125,456.74
  5. Step 5: Solve for x
    x = 344,125,456.74/27,934.07
  6. Step 6: Final answer
    x = 12,319.20

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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.