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Finding the Third Proportional to 25,270.10 and 39,639.38

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Solution

The third proportional to 25,270.10 and 39,639.38 is: 62,179.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,270.10 : 39,639.38 = 39,639.38 : x
  2. Step 2: Convert to fraction form
    25,270.10/39,639.38 = 39,639.38/x
  3. Step 3: Cross multiply
    25,270.10x = 39,639.38 × 39,639.38
  4. Step 4: Simplify right side
    25,270.10x = 1,571,280,050.39
  5. Step 5: Solve for x
    x = 1,571,280,050.39/25,270.10
  6. Step 6: Final answer
    x = 62,179.41

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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.