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Finding the Third Proportional to 4,679.02 and 10,107.91

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Solution

The third proportional to 4,679.02 and 10,107.91 is: 21,835.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.02 : 10,107.91 = 10,107.91 : x
  2. Step 2: Convert to fraction form
    4,679.02/10,107.91 = 10,107.91/x
  3. Step 3: Cross multiply
    4,679.02x = 10,107.91 × 10,107.91
  4. Step 4: Simplify right side
    4,679.02x = 102,169,926.69
  5. Step 5: Solve for x
    x = 102,169,926.69/4,679.02
  6. Step 6: Final answer
    x = 21,835.77

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.