Home / 16,850.60-25,277.10-5,163.80

Finding the Fourth Proportional to 16,850.60, 25,277.10 and 5,163.80

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Solution

The fourth proportional to 16,850.60, 25,277.10 and 5,163.80 is: 7,746.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,850.60 : 25,277.10 = 5,163.80 : x
  2. Step 2: Convert to fraction form
    16,850.60/25,277.10 = 5,163.80/x
  3. Step 3: Cross multiply
    16,850.60x = 25,277.10 × 5,163.80
  4. Step 4: Simplify right side
    16,850.60x = 130,525,888.98
  5. Step 5: Solve for x
    x = 130,525,888.98/16,850.60
  6. Step 6: Final answer
    x = 7,746.07

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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.