Home / 18,174.98-27,262.63-5,028.38

Finding the Fourth Proportional to 18,174.98, 27,262.63 and 5,028.38

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Solution

The fourth proportional to 18,174.98, 27,262.63 and 5,028.38 is: 7,542.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,174.98 : 27,262.63 = 5,028.38 : x
  2. Step 2: Convert to fraction form
    18,174.98/27,262.63 = 5,028.38/x
  3. Step 3: Cross multiply
    18,174.98x = 27,262.63 × 5,028.38
  4. Step 4: Simplify right side
    18,174.98x = 137,086,807.36
  5. Step 5: Solve for x
    x = 137,086,807.36/18,174.98
  6. Step 6: Final answer
    x = 7,542.61

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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.