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Finding the Third Proportional to 15,334.03 and 31,231.90

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Solution

The third proportional to 15,334.03 and 31,231.90 is: 63,612.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,334.03 : 31,231.90 = 31,231.90 : x
  2. Step 2: Convert to fraction form
    15,334.03/31,231.90 = 31,231.90/x
  3. Step 3: Cross multiply
    15,334.03x = 31,231.90 × 31,231.90
  4. Step 4: Simplify right side
    15,334.03x = 975,431,480.01
  5. Step 5: Solve for x
    x = 975,431,480.01/15,334.03
  6. Step 6: Final answer
    x = 63,612.20

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.