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Finding the Fourth Proportional to 45,610.50, 62,942.49 and 25,738.50

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Solution

The fourth proportional to 45,610.50, 62,942.49 and 25,738.50 is: 35,519.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,610.50 : 62,942.49 = 25,738.50 : x
  2. Step 2: Convert to fraction form
    45,610.50/62,942.49 = 25,738.50/x
  3. Step 3: Cross multiply
    45,610.50x = 62,942.49 × 25,738.50
  4. Step 4: Simplify right side
    45,610.50x = 1,620,045,278.87
  5. Step 5: Solve for x
    x = 1,620,045,278.87/45,610.50
  6. Step 6: Final answer
    x = 35,519.13

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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.