Home / 18,064.73-27,099.99-5,581.82

Finding the Fourth Proportional to 18,064.73, 27,099.99 and 5,581.82

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Solution

The fourth proportional to 18,064.73, 27,099.99 and 5,581.82 is: 8,373.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,064.73 : 27,099.99 = 5,581.82 : x
  2. Step 2: Convert to fraction form
    18,064.73/27,099.99 = 5,581.82/x
  3. Step 3: Cross multiply
    18,064.73x = 27,099.99 × 5,581.82
  4. Step 4: Simplify right side
    18,064.73x = 151,267,130.68
  5. Step 5: Solve for x
    x = 151,267,130.68/18,064.73
  6. Step 6: Final answer
    x = 8,373.62

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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.