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Finding the Third Proportional to 13,440 and 29,524

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Solution

The third proportional to 13,440 and 29,524 is: 64,856.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,440 : 29,524 = 29,524 : x
  2. Step 2: Convert to fraction form
    13,440/29,524 = 29,524/x
  3. Step 3: Cross multiply
    13,440x = 29,524 × 29,524
  4. Step 4: Simplify right side
    13,440x = 871,666,576
  5. Step 5: Solve for x
    x = 871,666,576/13,440
  6. Step 6: Final answer
    x = 64,856.14

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.