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Finding the Third Proportional to 19,674 and 28,934

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Solution

The third proportional to 19,674 and 28,934 is: 42,552.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674 : 28,934 = 28,934 : x
  2. Step 2: Convert to fraction form
    19,674/28,934 = 28,934/x
  3. Step 3: Cross multiply
    19,674x = 28,934 × 28,934
  4. Step 4: Simplify right side
    19,674x = 837,176,356
  5. Step 5: Solve for x
    x = 837,176,356/19,674
  6. Step 6: Final answer
    x = 42,552.42

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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.