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Finding the Third Proportional to 6,564 and 14,221.50

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Solution

The third proportional to 6,564 and 14,221.50 is: 30,812.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,564 : 14,221.50 = 14,221.50 : x
  2. Step 2: Convert to fraction form
    6,564/14,221.50 = 14,221.50/x
  3. Step 3: Cross multiply
    6,564x = 14,221.50 × 14,221.50
  4. Step 4: Simplify right side
    6,564x = 202,251,062.25
  5. Step 5: Solve for x
    x = 202,251,062.25/6,564
  6. Step 6: Final answer
    x = 30,812.17

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.