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Finding the Third Proportional to 17,840.06 and 39,211.13

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Solution

The third proportional to 17,840.06 and 39,211.13 is: 86,183.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,840.06 : 39,211.13 = 39,211.13 : x
  2. Step 2: Convert to fraction form
    17,840.06/39,211.13 = 39,211.13/x
  3. Step 3: Cross multiply
    17,840.06x = 39,211.13 × 39,211.13
  4. Step 4: Simplify right side
    17,840.06x = 1,537,512,323.77
  5. Step 5: Solve for x
    x = 1,537,512,323.77/17,840.06
  6. Step 6: Final answer
    x = 86,183.12

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.