Home / 11,977.24-16,537.50-7,267.90

Finding the Fourth Proportional to 11,977.24, 16,537.50 and 7,267.90

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Solution

The fourth proportional to 11,977.24, 16,537.50 and 7,267.90 is: 10,035.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,977.24 : 16,537.50 = 7,267.90 : x
  2. Step 2: Convert to fraction form
    11,977.24/16,537.50 = 7,267.90/x
  3. Step 3: Cross multiply
    11,977.24x = 16,537.50 × 7,267.90
  4. Step 4: Simplify right side
    11,977.24x = 120,192,896.25
  5. Step 5: Solve for x
    x = 120,192,896.25/11,977.24
  6. Step 6: Final answer
    x = 10,035.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.