Home / 18,213.57-27,322.29-5,733.99

Finding the Fourth Proportional to 18,213.57, 27,322.29 and 5,733.99

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Solution

The fourth proportional to 18,213.57, 27,322.29 and 5,733.99 is: 8,601.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,213.57 : 27,322.29 = 5,733.99 : x
  2. Step 2: Convert to fraction form
    18,213.57/27,322.29 = 5,733.99/x
  3. Step 3: Cross multiply
    18,213.57x = 27,322.29 × 5,733.99
  4. Step 4: Simplify right side
    18,213.57x = 156,665,737.64
  5. Step 5: Solve for x
    x = 156,665,737.64/18,213.57
  6. Step 6: Final answer
    x = 8,601.59

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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.