Home / 16,974.30-25,453.10-6,977.22

Finding the Fourth Proportional to 16,974.30, 25,453.10 and 6,977.22

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Solution

The fourth proportional to 16,974.30, 25,453.10 and 6,977.22 is: 10,462.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,974.30 : 25,453.10 = 6,977.22 : x
  2. Step 2: Convert to fraction form
    16,974.30/25,453.10 = 6,977.22/x
  3. Step 3: Cross multiply
    16,974.30x = 25,453.10 × 6,977.22
  4. Step 4: Simplify right side
    16,974.30x = 177,591,878.38
  5. Step 5: Solve for x
    x = 177,591,878.38/16,974.30
  6. Step 6: Final answer
    x = 10,462.40

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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.