Home / 41,789.93-62,640.81-13,702.64

Finding the Fourth Proportional to 41,789.93, 62,640.81 and 13,702.64

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Solution

The fourth proportional to 41,789.93, 62,640.81 and 13,702.64 is: 20,539.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,789.93 : 62,640.81 = 13,702.64 : x
  2. Step 2: Convert to fraction form
    41,789.93/62,640.81 = 13,702.64/x
  3. Step 3: Cross multiply
    41,789.93x = 62,640.81 × 13,702.64
  4. Step 4: Simplify right side
    41,789.93x = 858,344,155.53
  5. Step 5: Solve for x
    x = 858,344,155.53/41,789.93
  6. Step 6: Final answer
    x = 20,539.50

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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.