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Finding the Third Proportional to 19,453 and 28,329

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Solution

The third proportional to 19,453 and 28,329 is: 41,254.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,453 : 28,329 = 28,329 : x
  2. Step 2: Convert to fraction form
    19,453/28,329 = 28,329/x
  3. Step 3: Cross multiply
    19,453x = 28,329 × 28,329
  4. Step 4: Simplify right side
    19,453x = 802,532,241
  5. Step 5: Solve for x
    x = 802,532,241/19,453
  6. Step 6: Final answer
    x = 41,254.93

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.