Home / 18,250.19-27,371.10-5,103.49

Finding the Fourth Proportional to 18,250.19, 27,371.10 and 5,103.49

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Solution

The fourth proportional to 18,250.19, 27,371.10 and 5,103.49 is: 7,654.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,250.19 : 27,371.10 = 5,103.49 : x
  2. Step 2: Convert to fraction form
    18,250.19/27,371.10 = 5,103.49/x
  3. Step 3: Cross multiply
    18,250.19x = 27,371.10 × 5,103.49
  4. Step 4: Simplify right side
    18,250.19x = 139,687,998.28
  5. Step 5: Solve for x
    x = 139,687,998.28/18,250.19
  6. Step 6: Final answer
    x = 7,654.06

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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.