Home / 18,433.35-27,654.14-10,109.09

Finding the Fourth Proportional to 18,433.35, 27,654.14 and 10,109.09

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Solution

The fourth proportional to 18,433.35, 27,654.14 and 10,109.09 is: 15,165.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,433.35 : 27,654.14 = 10,109.09 : x
  2. Step 2: Convert to fraction form
    18,433.35/27,654.14 = 10,109.09/x
  3. Step 3: Cross multiply
    18,433.35x = 27,654.14 × 10,109.09
  4. Step 4: Simplify right side
    18,433.35x = 279,558,284.54
  5. Step 5: Solve for x
    x = 279,558,284.54/18,433.35
  6. Step 6: Final answer
    x = 15,165.90

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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.