Home / 41,940.48-62,912.70-12,358.58

Finding the Fourth Proportional to 41,940.48, 62,912.70 and 12,358.58

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Solution

The fourth proportional to 41,940.48, 62,912.70 and 12,358.58 is: 18,538.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,940.48 : 62,912.70 = 12,358.58 : x
  2. Step 2: Convert to fraction form
    41,940.48/62,912.70 = 12,358.58/x
  3. Step 3: Cross multiply
    41,940.48x = 62,912.70 × 12,358.58
  4. Step 4: Simplify right side
    41,940.48x = 777,511,321.40
  5. Step 5: Solve for x
    x = 777,511,321.40/41,940.48
  6. Step 6: Final answer
    x = 18,538.44

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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.