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Finding the Third Proportional to 13,919.50 and 29,206

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Solution

The third proportional to 13,919.50 and 29,206 is: 61,280.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,919.50 : 29,206 = 29,206 : x
  2. Step 2: Convert to fraction form
    13,919.50/29,206 = 29,206/x
  3. Step 3: Cross multiply
    13,919.50x = 29,206 × 29,206
  4. Step 4: Simplify right side
    13,919.50x = 852,990,436
  5. Step 5: Solve for x
    x = 852,990,436/13,919.50
  6. Step 6: Final answer
    x = 61,280.25

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.