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Finding the Third Proportional to 10,212.75 and 14,941.13

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Solution

The third proportional to 10,212.75 and 14,941.13 is: 21,858.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,212.75 : 14,941.13 = 14,941.13 : x
  2. Step 2: Convert to fraction form
    10,212.75/14,941.13 = 14,941.13/x
  3. Step 3: Cross multiply
    10,212.75x = 14,941.13 × 14,941.13
  4. Step 4: Simplify right side
    10,212.75x = 223,237,216.27
  5. Step 5: Solve for x
    x = 223,237,216.27/10,212.75
  6. Step 6: Final answer
    x = 21,858.68

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.