Home / 19,676.14-27,163.11-13,336.24

Finding the Fourth Proportional to 19,676.14, 27,163.11 and 13,336.24

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Solution

The fourth proportional to 19,676.14, 27,163.11 and 13,336.24 is: 18,410.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,676.14 : 27,163.11 = 13,336.24 : x
  2. Step 2: Convert to fraction form
    19,676.14/27,163.11 = 13,336.24/x
  3. Step 3: Cross multiply
    19,676.14x = 27,163.11 × 13,336.24
  4. Step 4: Simplify right side
    19,676.14x = 362,253,754.11
  5. Step 5: Solve for x
    x = 362,253,754.11/19,676.14
  6. Step 6: Final answer
    x = 18,410.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.