Home / 18,296.97-27,443.03-5,150.47

Finding the Fourth Proportional to 18,296.97, 27,443.03 and 5,150.47

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Solution

The fourth proportional to 18,296.97, 27,443.03 and 5,150.47 is: 7,725.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,296.97 : 27,443.03 = 5,150.47 : x
  2. Step 2: Convert to fraction form
    18,296.97/27,443.03 = 5,150.47/x
  3. Step 3: Cross multiply
    18,296.97x = 27,443.03 × 5,150.47
  4. Step 4: Simplify right side
    18,296.97x = 141,344,408.36
  5. Step 5: Solve for x
    x = 141,344,408.36/18,296.97
  6. Step 6: Final answer
    x = 7,725.02

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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.