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Finding the Third Proportional to 10,634.63 and 14,866.88

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Solution

The third proportional to 10,634.63 and 14,866.88 is: 20,783.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,634.63 : 14,866.88 = 14,866.88 : x
  2. Step 2: Convert to fraction form
    10,634.63/14,866.88 = 14,866.88/x
  3. Step 3: Cross multiply
    10,634.63x = 14,866.88 × 14,866.88
  4. Step 4: Simplify right side
    10,634.63x = 221,023,972.27
  5. Step 5: Solve for x
    x = 221,023,972.27/10,634.63
  6. Step 6: Final answer
    x = 20,783.43

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.