Home / 27,719.12-41,559.24-10,186.68

Finding the Fourth Proportional to 27,719.12, 41,559.24 and 10,186.68

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Solution

The fourth proportional to 27,719.12, 41,559.24 and 10,186.68 is: 15,272.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,719.12 : 41,559.24 = 10,186.68 : x
  2. Step 2: Convert to fraction form
    27,719.12/41,559.24 = 10,186.68/x
  3. Step 3: Cross multiply
    27,719.12x = 41,559.24 × 10,186.68
  4. Step 4: Simplify right side
    27,719.12x = 423,350,678.92
  5. Step 5: Solve for x
    x = 423,350,678.92/27,719.12
  6. Step 6: Final answer
    x = 15,272.88

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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.