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Finding the Third Proportional to 22,173.75 and 28,805.63

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Solution

The third proportional to 22,173.75 and 28,805.63 is: 37,421.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,173.75 : 28,805.63 = 28,805.63 : x
  2. Step 2: Convert to fraction form
    22,173.75/28,805.63 = 28,805.63/x
  3. Step 3: Cross multiply
    22,173.75x = 28,805.63 × 28,805.63
  4. Step 4: Simplify right side
    22,173.75x = 829,764,031.64
  5. Step 5: Solve for x
    x = 829,764,031.64/22,173.75
  6. Step 6: Final answer
    x = 37,421.01

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Why These Related Problems?

These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.