Home / 13,508.24-20,250.10-4,738.37

Finding the Fourth Proportional to 13,508.24, 20,250.10 and 4,738.37

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Solution

The fourth proportional to 13,508.24, 20,250.10 and 4,738.37 is: 7,103.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,508.24 : 20,250.10 = 4,738.37 : x
  2. Step 2: Convert to fraction form
    13,508.24/20,250.10 = 4,738.37/x
  3. Step 3: Cross multiply
    13,508.24x = 20,250.10 × 4,738.37
  4. Step 4: Simplify right side
    13,508.24x = 95,952,371.01
  5. Step 5: Solve for x
    x = 95,952,371.01/13,508.24
  6. Step 6: Final answer
    x = 7,103.25

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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.