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Finding the Third Proportional to 13,397.25 and 19,695

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Solution

The third proportional to 13,397.25 and 19,695 is: 28,953.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397.25 : 19,695 = 19,695 : x
  2. Step 2: Convert to fraction form
    13,397.25/19,695 = 19,695/x
  3. Step 3: Cross multiply
    13,397.25x = 19,695 × 19,695
  4. Step 4: Simplify right side
    13,397.25x = 387,893,025
  5. Step 5: Solve for x
    x = 387,893,025/13,397.25
  6. Step 6: Final answer
    x = 28,953.18

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.