Home / 29,940.96-41,318.78-16,512.68

Finding the Fourth Proportional to 29,940.96, 41,318.78 and 16,512.68

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Solution

The fourth proportional to 29,940.96, 41,318.78 and 16,512.68 is: 22,787.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,940.96 : 41,318.78 = 16,512.68 : x
  2. Step 2: Convert to fraction form
    29,940.96/41,318.78 = 16,512.68/x
  3. Step 3: Cross multiply
    29,940.96x = 41,318.78 × 16,512.68
  4. Step 4: Simplify right side
    29,940.96x = 682,283,719.77
  5. Step 5: Solve for x
    x = 682,283,719.77/29,940.96
  6. Step 6: Final answer
    x = 22,787.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.