Home / 12,500.94-18,754.64-3,735.84

Finding the Fourth Proportional to 12,500.94, 18,754.64 and 3,735.84

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Solution

The fourth proportional to 12,500.94, 18,754.64 and 3,735.84 is: 5,604.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,500.94 : 18,754.64 = 3,735.84 : x
  2. Step 2: Convert to fraction form
    12,500.94/18,754.64 = 3,735.84/x
  3. Step 3: Cross multiply
    12,500.94x = 18,754.64 × 3,735.84
  4. Step 4: Simplify right side
    12,500.94x = 70,064,334.30
  5. Step 5: Solve for x
    x = 70,064,334.30/12,500.94
  6. Step 6: Final answer
    x = 5,604.73

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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.