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Finding the Third Proportional to 7,476 and 10,157.25

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Solution

The third proportional to 7,476 and 10,157.25 is: 13,800.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476 : 10,157.25 = 10,157.25 : x
  2. Step 2: Convert to fraction form
    7,476/10,157.25 = 10,157.25/x
  3. Step 3: Cross multiply
    7,476x = 10,157.25 × 10,157.25
  4. Step 4: Simplify right side
    7,476x = 103,169,727.56
  5. Step 5: Solve for x
    x = 103,169,727.56/7,476
  6. Step 6: Final answer
    x = 13,800.12

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.