Home / 13,974.82-20,962.26-4,114.22

Finding the Fourth Proportional to 13,974.82, 20,962.26 and 4,114.22

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Solution

The fourth proportional to 13,974.82, 20,962.26 and 4,114.22 is: 6,171.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,974.82 : 20,962.26 = 4,114.22 : x
  2. Step 2: Convert to fraction form
    13,974.82/20,962.26 = 4,114.22/x
  3. Step 3: Cross multiply
    13,974.82x = 20,962.26 × 4,114.22
  4. Step 4: Simplify right side
    13,974.82x = 86,243,244.53
  5. Step 5: Solve for x
    x = 86,243,244.53/13,974.82
  6. Step 6: Final answer
    x = 6,171.33

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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.