Home / 33,110.28-49,668.42-10,923.72

Finding the Fourth Proportional to 33,110.28, 49,668.42 and 10,923.72

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Solution

The fourth proportional to 33,110.28, 49,668.42 and 10,923.72 is: 16,386.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,110.28 : 49,668.42 = 10,923.72 : x
  2. Step 2: Convert to fraction form
    33,110.28/49,668.42 = 10,923.72/x
  3. Step 3: Cross multiply
    33,110.28x = 49,668.42 × 10,923.72
  4. Step 4: Simplify right side
    33,110.28x = 542,563,912.92
  5. Step 5: Solve for x
    x = 542,563,912.92/33,110.28
  6. Step 6: Final answer
    x = 16,386.57

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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.