Home / 41,789.91-62,640.83-13,702.64

Finding the Fourth Proportional to 41,789.91, 62,640.83 and 13,702.64

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Solution

The fourth proportional to 41,789.91, 62,640.83 and 13,702.64 is: 20,539.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,789.91 : 62,640.83 = 13,702.64 : x
  2. Step 2: Convert to fraction form
    41,789.91/62,640.83 = 13,702.64/x
  3. Step 3: Cross multiply
    41,789.91x = 62,640.83 × 13,702.64
  4. Step 4: Simplify right side
    41,789.91x = 858,344,361.07
  5. Step 5: Solve for x
    x = 858,344,361.07/41,789.91
  6. Step 6: Final answer
    x = 20,539.51

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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.