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Finding the Third Proportional to 16,639.36 and 36,194.16

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Solution

The third proportional to 16,639.36 and 36,194.16 is: 78,730.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,639.36 : 36,194.16 = 36,194.16 : x
  2. Step 2: Convert to fraction form
    16,639.36/36,194.16 = 36,194.16/x
  3. Step 3: Cross multiply
    16,639.36x = 36,194.16 × 36,194.16
  4. Step 4: Simplify right side
    16,639.36x = 1,310,016,946.65
  5. Step 5: Solve for x
    x = 1,310,016,946.65/16,639.36
  6. Step 6: Final answer
    x = 78,730.01

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.