Home / 36,086.82-54,130.30-13,910.64

Finding the Fourth Proportional to 36,086.82, 54,130.30 and 13,910.64

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Solution

The fourth proportional to 36,086.82, 54,130.30 and 13,910.64 is: 20,865.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,086.82 : 54,130.30 = 13,910.64 : x
  2. Step 2: Convert to fraction form
    36,086.82/54,130.30 = 13,910.64/x
  3. Step 3: Cross multiply
    36,086.82x = 54,130.30 × 13,910.64
  4. Step 4: Simplify right side
    36,086.82x = 752,987,116.39
  5. Step 5: Solve for x
    x = 752,987,116.39/36,086.82
  6. Step 6: Final answer
    x = 20,865.99

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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.