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Finding the Fourth Proportional to 27,878.44, 41,806.75 and 10,104.88

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Solution

The fourth proportional to 27,878.44, 41,806.75 and 10,104.88 is: 15,153.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,878.44 : 41,806.75 = 10,104.88 : x
  2. Step 2: Convert to fraction form
    27,878.44/41,806.75 = 10,104.88/x
  3. Step 3: Cross multiply
    27,878.44x = 41,806.75 × 10,104.88
  4. Step 4: Simplify right side
    27,878.44x = 422,452,191.94
  5. Step 5: Solve for x
    x = 422,452,191.94/27,878.44
  6. Step 6: Final answer
    x = 15,153.37

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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.