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Finding the Third Proportional to 5,610 and 13,431

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Solution

The third proportional to 5,610 and 13,431 is: 32,155.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,610 : 13,431 = 13,431 : x
  2. Step 2: Convert to fraction form
    5,610/13,431 = 13,431/x
  3. Step 3: Cross multiply
    5,610x = 13,431 × 13,431
  4. Step 4: Simplify right side
    5,610x = 180,391,761
  5. Step 5: Solve for x
    x = 180,391,761/5,610
  6. Step 6: Final answer
    x = 32,155.39

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.