Home / 27,663.23-41,481.88-10,120.79

Finding the Fourth Proportional to 27,663.23, 41,481.88 and 10,120.79

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Solution

The fourth proportional to 27,663.23, 41,481.88 and 10,120.79 is: 15,176.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,663.23 : 41,481.88 = 10,120.79 : x
  2. Step 2: Convert to fraction form
    27,663.23/41,481.88 = 10,120.79/x
  3. Step 3: Cross multiply
    27,663.23x = 41,481.88 × 10,120.79
  4. Step 4: Simplify right side
    27,663.23x = 419,829,396.29
  5. Step 5: Solve for x
    x = 419,829,396.29/27,663.23
  6. Step 6: Final answer
    x = 15,176.44

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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.