Home / 13,634.82-20,452.23-3,774.11

Finding the Fourth Proportional to 13,634.82, 20,452.23 and 3,774.11

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Solution

The fourth proportional to 13,634.82, 20,452.23 and 3,774.11 is: 5,661.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,634.82 : 20,452.23 = 3,774.11 : x
  2. Step 2: Convert to fraction form
    13,634.82/20,452.23 = 3,774.11/x
  3. Step 3: Cross multiply
    13,634.82x = 20,452.23 × 3,774.11
  4. Step 4: Simplify right side
    13,634.82x = 77,188,863.50
  5. Step 5: Solve for x
    x = 77,188,863.50/13,634.82
  6. Step 6: Final answer
    x = 5,661.16

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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.