Home / 15,112.43-22,668.62-4,019.12

Finding the Fourth Proportional to 15,112.43, 22,668.62 and 4,019.12

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Solution

The fourth proportional to 15,112.43, 22,668.62 and 4,019.12 is: 6,028.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,112.43 : 22,668.62 = 4,019.12 : x
  2. Step 2: Convert to fraction form
    15,112.43/22,668.62 = 4,019.12/x
  3. Step 3: Cross multiply
    15,112.43x = 22,668.62 × 4,019.12
  4. Step 4: Simplify right side
    15,112.43x = 91,107,883.92
  5. Step 5: Solve for x
    x = 91,107,883.92/15,112.43
  6. Step 6: Final answer
    x = 6,028.67

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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.