Home / 27,719.68-41,578.24-10,188.22

Finding the Fourth Proportional to 27,719.68, 41,578.24 and 10,188.22

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Solution

The fourth proportional to 27,719.68, 41,578.24 and 10,188.22 is: 15,281.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,719.68 : 41,578.24 = 10,188.22 : x
  2. Step 2: Convert to fraction form
    27,719.68/41,578.24 = 10,188.22/x
  3. Step 3: Cross multiply
    27,719.68x = 41,578.24 × 10,188.22
  4. Step 4: Simplify right side
    27,719.68x = 423,608,256.33
  5. Step 5: Solve for x
    x = 423,608,256.33/27,719.68
  6. Step 6: Final answer
    x = 15,281.86

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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.