Home / 12,037.43-18,049.53-3,715.18

Finding the Fourth Proportional to 12,037.43, 18,049.53 and 3,715.18

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Solution

The fourth proportional to 12,037.43, 18,049.53 and 3,715.18 is: 5,570.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,037.43 : 18,049.53 = 3,715.18 : x
  2. Step 2: Convert to fraction form
    12,037.43/18,049.53 = 3,715.18/x
  3. Step 3: Cross multiply
    12,037.43x = 18,049.53 × 3,715.18
  4. Step 4: Simplify right side
    12,037.43x = 67,057,252.87
  5. Step 5: Solve for x
    x = 67,057,252.87/12,037.43
  6. Step 6: Final answer
    x = 5,570.73

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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.