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Finding the Third Proportional to 14,109.19 and 29,838.38

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Solution

The third proportional to 14,109.19 and 29,838.38 is: 63,102.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,109.19 : 29,838.38 = 29,838.38 : x
  2. Step 2: Convert to fraction form
    14,109.19/29,838.38 = 29,838.38/x
  3. Step 3: Cross multiply
    14,109.19x = 29,838.38 × 29,838.38
  4. Step 4: Simplify right side
    14,109.19x = 890,328,622.64
  5. Step 5: Solve for x
    x = 890,328,622.64/14,109.19
  6. Step 6: Final answer
    x = 63,102.76

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.