Home / 27,770.76-41,660.69-8,796.69

Finding the Fourth Proportional to 27,770.76, 41,660.69 and 8,796.69

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Solution

The fourth proportional to 27,770.76, 41,660.69 and 8,796.69 is: 13,196.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,770.76 : 41,660.69 = 8,796.69 : x
  2. Step 2: Convert to fraction form
    27,770.76/41,660.69 = 8,796.69/x
  3. Step 3: Cross multiply
    27,770.76x = 41,660.69 × 8,796.69
  4. Step 4: Simplify right side
    27,770.76x = 366,476,279.27
  5. Step 5: Solve for x
    x = 366,476,279.27/27,770.76
  6. Step 6: Final answer
    x = 13,196.48

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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.