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Finding the Third Proportional to 25,266.94 and 39,631.78

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Solution

The third proportional to 25,266.94 and 39,631.78 is: 62,163.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,266.94 : 39,631.78 = 39,631.78 : x
  2. Step 2: Convert to fraction form
    25,266.94/39,631.78 = 39,631.78/x
  3. Step 3: Cross multiply
    25,266.94x = 39,631.78 × 39,631.78
  4. Step 4: Simplify right side
    25,266.94x = 1,570,678,085.05
  5. Step 5: Solve for x
    x = 1,570,678,085.05/25,266.94
  6. Step 6: Final answer
    x = 62,163.37

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.