Home / 12,241.80-18,372.42-4,452.84

Finding the Fourth Proportional to 12,241.80, 18,372.42 and 4,452.84

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Solution

The fourth proportional to 12,241.80, 18,372.42 and 4,452.84 is: 6,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,241.80 : 18,372.42 = 4,452.84 : x
  2. Step 2: Convert to fraction form
    12,241.80/18,372.42 = 4,452.84/x
  3. Step 3: Cross multiply
    12,241.80x = 18,372.42 × 4,452.84
  4. Step 4: Simplify right side
    12,241.80x = 81,809,446.67
  5. Step 5: Solve for x
    x = 81,809,446.67/12,241.80
  6. Step 6: Final answer
    x = 6,682.80

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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.