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Finding the Third Proportional to 15,774 and 34,506

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Solution

The third proportional to 15,774 and 34,506 is: 75,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,774 : 34,506 = 34,506 : x
  2. Step 2: Convert to fraction form
    15,774/34,506 = 34,506/x
  3. Step 3: Cross multiply
    15,774x = 34,506 × 34,506
  4. Step 4: Simplify right side
    15,774x = 1,190,664,036
  5. Step 5: Solve for x
    x = 1,190,664,036/15,774
  6. Step 6: Final answer
    x = 75,482.70

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.