Home / 18,149.87-27,226.60-7,057.46

Finding the Fourth Proportional to 18,149.87, 27,226.60 and 7,057.46

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Solution

The fourth proportional to 18,149.87, 27,226.60 and 7,057.46 is: 10,586.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149.87 : 27,226.60 = 7,057.46 : x
  2. Step 2: Convert to fraction form
    18,149.87/27,226.60 = 7,057.46/x
  3. Step 3: Cross multiply
    18,149.87x = 27,226.60 × 7,057.46
  4. Step 4: Simplify right side
    18,149.87x = 192,150,690.86
  5. Step 5: Solve for x
    x = 192,150,690.86/18,149.87
  6. Step 6: Final answer
    x = 10,586.89

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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.