Home / 36,241.50-50,013.42-21,144.60

Finding the Fourth Proportional to 36,241.50, 50,013.42 and 21,144.60

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Solution

The fourth proportional to 36,241.50, 50,013.42 and 21,144.60 is: 29,179.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,241.50 : 50,013.42 = 21,144.60 : x
  2. Step 2: Convert to fraction form
    36,241.50/50,013.42 = 21,144.60/x
  3. Step 3: Cross multiply
    36,241.50x = 50,013.42 × 21,144.60
  4. Step 4: Simplify right side
    36,241.50x = 1,057,513,760.53
  5. Step 5: Solve for x
    x = 1,057,513,760.53/36,241.50
  6. Step 6: Final answer
    x = 29,179.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.