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Finding the Third Proportional to 4,376.63 and 10,121.44

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Solution

The third proportional to 4,376.63 and 10,121.44 is: 23,406.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,376.63 : 10,121.44 = 10,121.44 : x
  2. Step 2: Convert to fraction form
    4,376.63/10,121.44 = 10,121.44/x
  3. Step 3: Cross multiply
    4,376.63x = 10,121.44 × 10,121.44
  4. Step 4: Simplify right side
    4,376.63x = 102,443,497.07
  5. Step 5: Solve for x
    x = 102,443,497.07/4,376.63
  6. Step 6: Final answer
    x = 23,406.96

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.