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Finding the Third Proportional to 18,201.52 and 38,933.65

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Solution

The third proportional to 18,201.52 and 38,933.65 is: 83,280.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,201.52 : 38,933.65 = 38,933.65 : x
  2. Step 2: Convert to fraction form
    18,201.52/38,933.65 = 38,933.65/x
  3. Step 3: Cross multiply
    18,201.52x = 38,933.65 × 38,933.65
  4. Step 4: Simplify right side
    18,201.52x = 1,515,828,980.65
  5. Step 5: Solve for x
    x = 1,515,828,980.65/18,201.52
  6. Step 6: Final answer
    x = 83,280.37

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.