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Finding the Third Proportional to 16,351.88 and 25,314.19

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Solution

The third proportional to 16,351.88 and 25,314.19 is: 39,188.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,351.88 : 25,314.19 = 25,314.19 : x
  2. Step 2: Convert to fraction form
    16,351.88/25,314.19 = 25,314.19/x
  3. Step 3: Cross multiply
    16,351.88x = 25,314.19 × 25,314.19
  4. Step 4: Simplify right side
    16,351.88x = 640,808,088.79
  5. Step 5: Solve for x
    x = 640,808,088.79/16,351.88
  6. Step 6: Final answer
    x = 39,188.66

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.