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Finding the Third Proportional to 19,184 and 25,600

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Solution

The third proportional to 19,184 and 25,600 is: 34,161.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,184 : 25,600 = 25,600 : x
  2. Step 2: Convert to fraction form
    19,184/25,600 = 25,600/x
  3. Step 3: Cross multiply
    19,184x = 25,600 × 25,600
  4. Step 4: Simplify right side
    19,184x = 655,360,000
  5. Step 5: Solve for x
    x = 655,360,000/19,184
  6. Step 6: Final answer
    x = 34,161.80

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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.