Home / 26,996.12-40,506.49-13,857.73

Finding the Fourth Proportional to 26,996.12, 40,506.49 and 13,857.73

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Solution

The fourth proportional to 26,996.12, 40,506.49 and 13,857.73 is: 20,792.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,996.12 : 40,506.49 = 13,857.73 : x
  2. Step 2: Convert to fraction form
    26,996.12/40,506.49 = 13,857.73/x
  3. Step 3: Cross multiply
    26,996.12x = 40,506.49 × 13,857.73
  4. Step 4: Simplify right side
    26,996.12x = 561,327,917.72
  5. Step 5: Solve for x
    x = 561,327,917.72/26,996.12
  6. Step 6: Final answer
    x = 20,792.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.