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Finding the Third Proportional to 19,688 and 26,524

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Solution

The third proportional to 19,688 and 26,524 is: 35,733.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,688 : 26,524 = 26,524 : x
  2. Step 2: Convert to fraction form
    19,688/26,524 = 26,524/x
  3. Step 3: Cross multiply
    19,688x = 26,524 × 26,524
  4. Step 4: Simplify right side
    19,688x = 703,522,576
  5. Step 5: Solve for x
    x = 703,522,576/19,688
  6. Step 6: Final answer
    x = 35,733.57

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.