Home / 18,184.12-27,273.12-5,037.80

Finding the Fourth Proportional to 18,184.12, 27,273.12 and 5,037.80

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Solution

The fourth proportional to 18,184.12, 27,273.12 and 5,037.80 is: 7,555.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,184.12 : 27,273.12 = 5,037.80 : x
  2. Step 2: Convert to fraction form
    18,184.12/27,273.12 = 5,037.80/x
  3. Step 3: Cross multiply
    18,184.12x = 27,273.12 × 5,037.80
  4. Step 4: Simplify right side
    18,184.12x = 137,396,523.94
  5. Step 5: Solve for x
    x = 137,396,523.94/18,184.12
  6. Step 6: Final answer
    x = 7,555.85

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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.