Home / 20,107.62-30,165.93-6,067.89

Finding the Fourth Proportional to 20,107.62, 30,165.93 and 6,067.89

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Solution

The fourth proportional to 20,107.62, 30,165.93 and 6,067.89 is: 9,103.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,107.62 : 30,165.93 = 6,067.89 : x
  2. Step 2: Convert to fraction form
    20,107.62/30,165.93 = 6,067.89/x
  3. Step 3: Cross multiply
    20,107.62x = 30,165.93 × 6,067.89
  4. Step 4: Simplify right side
    20,107.62x = 183,043,544.99
  5. Step 5: Solve for x
    x = 183,043,544.99/20,107.62
  6. Step 6: Final answer
    x = 9,103.19

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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.