Home / 36,131.58-54,207.09-18,591.84

Finding the Fourth Proportional to 36,131.58, 54,207.09 and 18,591.84

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Solution

The fourth proportional to 36,131.58, 54,207.09 and 18,591.84 is: 27,892.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,131.58 : 54,207.09 = 18,591.84 : x
  2. Step 2: Convert to fraction form
    36,131.58/54,207.09 = 18,591.84/x
  3. Step 3: Cross multiply
    36,131.58x = 54,207.09 × 18,591.84
  4. Step 4: Simplify right side
    36,131.58x = 1,007,809,544.15
  5. Step 5: Solve for x
    x = 1,007,809,544.15/36,131.58
  6. Step 6: Final answer
    x = 27,892.76

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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.