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Finding the Third Proportional to 16,619.63 and 36,469.13

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Solution

The third proportional to 16,619.63 and 36,469.13 is: 80,025.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619.63 : 36,469.13 = 36,469.13 : x
  2. Step 2: Convert to fraction form
    16,619.63/36,469.13 = 36,469.13/x
  3. Step 3: Cross multiply
    16,619.63x = 36,469.13 × 36,469.13
  4. Step 4: Simplify right side
    16,619.63x = 1,329,997,078.27
  5. Step 5: Solve for x
    x = 1,329,997,078.27/16,619.63
  6. Step 6: Final answer
    x = 80,025.70

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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.