Home / 18,037.20-27,052.68-4,887.84

Finding the Fourth Proportional to 18,037.20, 27,052.68 and 4,887.84

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Solution

The fourth proportional to 18,037.20, 27,052.68 and 4,887.84 is: 7,330.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,037.20 : 27,052.68 = 4,887.84 : x
  2. Step 2: Convert to fraction form
    18,037.20/27,052.68 = 4,887.84/x
  3. Step 3: Cross multiply
    18,037.20x = 27,052.68 × 4,887.84
  4. Step 4: Simplify right side
    18,037.20x = 132,229,171.41
  5. Step 5: Solve for x
    x = 132,229,171.41/18,037.20
  6. Step 6: Final answer
    x = 7,330.91

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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.