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Finding the Fourth Proportional to 49,453.40, 68,245.59 and 26,793

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Solution

The fourth proportional to 49,453.40, 68,245.59 and 26,793 is: 36,974.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,453.40 : 68,245.59 = 26,793 : x
  2. Step 2: Convert to fraction form
    49,453.40/68,245.59 = 26,793/x
  3. Step 3: Cross multiply
    49,453.40x = 68,245.59 × 26,793
  4. Step 4: Simplify right side
    49,453.40x = 1,828,504,155.67
  5. Step 5: Solve for x
    x = 1,828,504,155.67/49,453.40
  6. Step 6: Final answer
    x = 36,974.29

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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.