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Finding the Third Proportional to 19,392.75 and 28,184.63

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Solution

The third proportional to 19,392.75 and 28,184.63 is: 40,962.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,392.75 : 28,184.63 = 28,184.63 : x
  2. Step 2: Convert to fraction form
    19,392.75/28,184.63 = 28,184.63/x
  3. Step 3: Cross multiply
    19,392.75x = 28,184.63 × 28,184.63
  4. Step 4: Simplify right side
    19,392.75x = 794,373,086.39
  5. Step 5: Solve for x
    x = 794,373,086.39/19,392.75
  6. Step 6: Final answer
    x = 40,962.37

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.