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Finding the Third Proportional to 6,190 and 13,028

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Solution

The third proportional to 6,190 and 13,028 is: 27,419.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,190 : 13,028 = 13,028 : x
  2. Step 2: Convert to fraction form
    6,190/13,028 = 13,028/x
  3. Step 3: Cross multiply
    6,190x = 13,028 × 13,028
  4. Step 4: Simplify right side
    6,190x = 169,728,784
  5. Step 5: Solve for x
    x = 169,728,784/6,190
  6. Step 6: Final answer
    x = 27,419.84

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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.