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Finding the Third Proportional to 13,220 and 24,550

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Solution

The third proportional to 13,220 and 24,550 is: 45,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,220 : 24,550 = 24,550 : x
  2. Step 2: Convert to fraction form
    13,220/24,550 = 24,550/x
  3. Step 3: Cross multiply
    13,220x = 24,550 × 24,550
  4. Step 4: Simplify right side
    13,220x = 602,702,500
  5. Step 5: Solve for x
    x = 602,702,500/13,220
  6. Step 6: Final answer
    x = 45,590.20

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Why These Related Problems?

These problems maintain the same ratio (1.86) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.