Home / 13,375.28-20,063.02-3,514.54

Finding the Fourth Proportional to 13,375.28, 20,063.02 and 3,514.54

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Solution

The fourth proportional to 13,375.28, 20,063.02 and 3,514.54 is: 5,271.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,375.28 : 20,063.02 = 3,514.54 : x
  2. Step 2: Convert to fraction form
    13,375.28/20,063.02 = 3,514.54/x
  3. Step 3: Cross multiply
    13,375.28x = 20,063.02 × 3,514.54
  4. Step 4: Simplify right side
    13,375.28x = 70,512,286.31
  5. Step 5: Solve for x
    x = 70,512,286.31/13,375.28
  6. Step 6: Final answer
    x = 5,271.84

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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.