Home / 18,474.57-27,715.75-5,993.63

Finding the Fourth Proportional to 18,474.57, 27,715.75 and 5,993.63

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Solution

The fourth proportional to 18,474.57, 27,715.75 and 5,993.63 is: 8,991.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,474.57 : 27,715.75 = 5,993.63 : x
  2. Step 2: Convert to fraction form
    18,474.57/27,715.75 = 5,993.63/x
  3. Step 3: Cross multiply
    18,474.57x = 27,715.75 × 5,993.63
  4. Step 4: Simplify right side
    18,474.57x = 166,117,950.67
  5. Step 5: Solve for x
    x = 166,117,950.67/18,474.57
  6. Step 6: Final answer
    x = 8,991.71

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Double scale
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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.