Home / 33,012.28-49,494.19-21,179.41

Finding the Fourth Proportional to 33,012.28, 49,494.19 and 21,179.41

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Solution

The fourth proportional to 33,012.28, 49,494.19 and 21,179.41 is: 31,753.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,012.28 : 49,494.19 = 21,179.41 : x
  2. Step 2: Convert to fraction form
    33,012.28/49,494.19 = 21,179.41/x
  3. Step 3: Cross multiply
    33,012.28x = 49,494.19 × 21,179.41
  4. Step 4: Simplify right side
    33,012.28x = 1,048,257,742.63
  5. Step 5: Solve for x
    x = 1,048,257,742.63/33,012.28
  6. Step 6: Final answer
    x = 31,753.57

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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.