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Finding the Third Proportional to 4,998.66 and 10,938.94

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Solution

The third proportional to 4,998.66 and 10,938.94 is: 23,938.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,998.66 : 10,938.94 = 10,938.94 : x
  2. Step 2: Convert to fraction form
    4,998.66/10,938.94 = 10,938.94/x
  3. Step 3: Cross multiply
    4,998.66x = 10,938.94 × 10,938.94
  4. Step 4: Simplify right side
    4,998.66x = 119,660,353.63
  5. Step 5: Solve for x
    x = 119,660,353.63/4,998.66
  6. Step 6: Final answer
    x = 23,938.50

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.