Home / 16,850.84-25,275.65-5,163.75

Finding the Fourth Proportional to 16,850.84, 25,275.65 and 5,163.75

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Solution

The fourth proportional to 16,850.84, 25,275.65 and 5,163.75 is: 7,745.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,850.84 : 25,275.65 = 5,163.75 : x
  2. Step 2: Convert to fraction form
    16,850.84/25,275.65 = 5,163.75/x
  3. Step 3: Cross multiply
    16,850.84x = 25,275.65 × 5,163.75
  4. Step 4: Simplify right side
    16,850.84x = 130,517,111.87
  5. Step 5: Solve for x
    x = 130,517,111.87/16,850.84
  6. Step 6: Final answer
    x = 7,745.44

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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.