Home / 33,140.88-49,719.11-10,954.26

Finding the Fourth Proportional to 33,140.88, 49,719.11 and 10,954.26

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Solution

The fourth proportional to 33,140.88, 49,719.11 and 10,954.26 is: 16,433.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,140.88 : 49,719.11 = 10,954.26 : x
  2. Step 2: Convert to fraction form
    33,140.88/49,719.11 = 10,954.26/x
  3. Step 3: Cross multiply
    33,140.88x = 49,719.11 × 10,954.26
  4. Step 4: Simplify right side
    33,140.88x = 544,636,039.57
  5. Step 5: Solve for x
    x = 544,636,039.57/33,140.88
  6. Step 6: Final answer
    x = 16,433.96

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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.