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Finding the Third Proportional to 14,379.19 and 22,070.81

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Solution

The third proportional to 14,379.19 and 22,070.81 is: 33,876.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,379.19 : 22,070.81 = 22,070.81 : x
  2. Step 2: Convert to fraction form
    14,379.19/22,070.81 = 22,070.81/x
  3. Step 3: Cross multiply
    14,379.19x = 22,070.81 × 22,070.81
  4. Step 4: Simplify right side
    14,379.19x = 487,120,764.41
  5. Step 5: Solve for x
    x = 487,120,764.41/14,379.19
  6. Step 6: Final answer
    x = 33,876.79

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.