Home / 18,176.87-27,265.31-5,697.87

Finding the Fourth Proportional to 18,176.87, 27,265.31 and 5,697.87

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Solution

The fourth proportional to 18,176.87, 27,265.31 and 5,697.87 is: 8,546.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,176.87 : 27,265.31 = 5,697.87 : x
  2. Step 2: Convert to fraction form
    18,176.87/27,265.31 = 5,697.87/x
  3. Step 3: Cross multiply
    18,176.87x = 27,265.31 × 5,697.87
  4. Step 4: Simplify right side
    18,176.87x = 155,354,163.40
  5. Step 5: Solve for x
    x = 155,354,163.40/18,176.87
  6. Step 6: Final answer
    x = 8,546.81

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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.