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Finding the Third Proportional to 13,000.22 and 18,577.69

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Solution

The third proportional to 13,000.22 and 18,577.69 is: 26,548.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,000.22 : 18,577.69 = 18,577.69 : x
  2. Step 2: Convert to fraction form
    13,000.22/18,577.69 = 18,577.69/x
  3. Step 3: Cross multiply
    13,000.22x = 18,577.69 × 18,577.69
  4. Step 4: Simplify right side
    13,000.22x = 345,130,472.85
  5. Step 5: Solve for x
    x = 345,130,472.85/13,000.22
  6. Step 6: Final answer
    x = 26,548.05

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.