Home / 18,654.48-27,996.96-10,765.44

Finding the Fourth Proportional to 18,654.48, 27,996.96 and 10,765.44

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Solution

The fourth proportional to 18,654.48, 27,996.96 and 10,765.44 is: 16,156.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,654.48 : 27,996.96 = 10,765.44 : x
  2. Step 2: Convert to fraction form
    18,654.48/27,996.96 = 10,765.44/x
  3. Step 3: Cross multiply
    18,654.48x = 27,996.96 × 10,765.44
  4. Step 4: Simplify right side
    18,654.48x = 301,399,593.06
  5. Step 5: Solve for x
    x = 301,399,593.06/18,654.48
  6. Step 6: Final answer
    x = 16,156.95

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1.5x scale

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.