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Finding the Third Proportional to 11,156.63 and 16,647.19

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Solution

The third proportional to 11,156.63 and 16,647.19 is: 24,839.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,156.63 : 16,647.19 = 16,647.19 : x
  2. Step 2: Convert to fraction form
    11,156.63/16,647.19 = 16,647.19/x
  3. Step 3: Cross multiply
    11,156.63x = 16,647.19 × 16,647.19
  4. Step 4: Simplify right side
    11,156.63x = 277,128,851.66
  5. Step 5: Solve for x
    x = 277,128,851.66/11,156.63
  6. Step 6: Final answer
    x = 24,839.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.