Home / 18,149.87-27,226.53-7,057.42

Finding the Fourth Proportional to 18,149.87, 27,226.53 and 7,057.42

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Solution

The fourth proportional to 18,149.87, 27,226.53 and 7,057.42 is: 10,586.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,149.87 : 27,226.53 = 7,057.42 : x
  2. Step 2: Convert to fraction form
    18,149.87/27,226.53 = 7,057.42/x
  3. Step 3: Cross multiply
    18,149.87x = 27,226.53 × 7,057.42
  4. Step 4: Simplify right side
    18,149.87x = 192,148,989.29
  5. Step 5: Solve for x
    x = 192,148,989.29/18,149.87
  6. Step 6: Final answer
    x = 10,586.80

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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.