Home / 18,057.53-27,067.84-6,207.75

Finding the Fourth Proportional to 18,057.53, 27,067.84 and 6,207.75

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Solution

The fourth proportional to 18,057.53, 27,067.84 and 6,207.75 is: 9,305.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,057.53 : 27,067.84 = 6,207.75 : x
  2. Step 2: Convert to fraction form
    18,057.53/27,067.84 = 6,207.75/x
  3. Step 3: Cross multiply
    18,057.53x = 27,067.84 × 6,207.75
  4. Step 4: Simplify right side
    18,057.53x = 168,030,383.76
  5. Step 5: Solve for x
    x = 168,030,383.76/18,057.53
  6. Step 6: Final answer
    x = 9,305.28

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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.