Home / 18,025.11-27,037.67-11,790.37

Finding the Fourth Proportional to 18,025.11, 27,037.67 and 11,790.37

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Solution

The fourth proportional to 18,025.11, 27,037.67 and 11,790.37 is: 17,685.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,025.11 : 27,037.67 = 11,790.37 : x
  2. Step 2: Convert to fraction form
    18,025.11/27,037.67 = 11,790.37/x
  3. Step 3: Cross multiply
    18,025.11x = 27,037.67 × 11,790.37
  4. Step 4: Simplify right side
    18,025.11x = 318,784,133.24
  5. Step 5: Solve for x
    x = 318,784,133.24/18,025.11
  6. Step 6: Final answer
    x = 17,685.56

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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.