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Finding the Third Proportional to 9,431.44 and 12,510.28

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Solution

The third proportional to 9,431.44 and 12,510.28 is: 16,594.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,431.44 : 12,510.28 = 12,510.28 : x
  2. Step 2: Convert to fraction form
    9,431.44/12,510.28 = 12,510.28/x
  3. Step 3: Cross multiply
    9,431.44x = 12,510.28 × 12,510.28
  4. Step 4: Simplify right side
    9,431.44x = 156,507,136.95
  5. Step 5: Solve for x
    x = 156,507,136.95/9,431.44
  6. Step 6: Final answer
    x = 16,594.20

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.