Home / 18,629.73-27,933.30-7,523.46

Finding the Fourth Proportional to 18,629.73, 27,933.30 and 7,523.46

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Solution

The fourth proportional to 18,629.73, 27,933.30 and 7,523.46 is: 11,280.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,629.73 : 27,933.30 = 7,523.46 : x
  2. Step 2: Convert to fraction form
    18,629.73/27,933.30 = 7,523.46/x
  3. Step 3: Cross multiply
    18,629.73x = 27,933.30 × 7,523.46
  4. Step 4: Simplify right side
    18,629.73x = 210,155,065.22
  5. Step 5: Solve for x
    x = 210,155,065.22/18,629.73
  6. Step 6: Final answer
    x = 11,280.63

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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.