Home / 27,853.29-41,775.83-8,126.55

Finding the Fourth Proportional to 27,853.29, 41,775.83 and 8,126.55

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Solution

The fourth proportional to 27,853.29, 41,775.83 and 8,126.55 is: 12,188.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,853.29 : 41,775.83 = 8,126.55 : x
  2. Step 2: Convert to fraction form
    27,853.29/41,775.83 = 8,126.55/x
  3. Step 3: Cross multiply
    27,853.29x = 41,775.83 × 8,126.55
  4. Step 4: Simplify right side
    27,853.29x = 339,493,330.65
  5. Step 5: Solve for x
    x = 339,493,330.65/27,853.29
  6. Step 6: Final answer
    x = 12,188.63

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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.