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Finding the Third Proportional to 9,451.37 and 20,745.18

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Solution

The third proportional to 9,451.37 and 20,745.18 is: 45,534.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,451.37 : 20,745.18 = 20,745.18 : x
  2. Step 2: Convert to fraction form
    9,451.37/20,745.18 = 20,745.18/x
  3. Step 3: Cross multiply
    9,451.37x = 20,745.18 × 20,745.18
  4. Step 4: Simplify right side
    9,451.37x = 430,362,318.19
  5. Step 5: Solve for x
    x = 430,362,318.19/9,451.37
  6. Step 6: Final answer
    x = 45,534.38

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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.