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Finding the Third Proportional to 14,459.75 and 19,699

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Solution

The third proportional to 14,459.75 and 19,699 is: 26,836.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,459.75 : 19,699 = 19,699 : x
  2. Step 2: Convert to fraction form
    14,459.75/19,699 = 19,699/x
  3. Step 3: Cross multiply
    14,459.75x = 19,699 × 19,699
  4. Step 4: Simplify right side
    14,459.75x = 388,050,601
  5. Step 5: Solve for x
    x = 388,050,601/14,459.75
  6. Step 6: Final answer
    x = 26,836.61

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.