Home / 18,036.06-27,057.15-5,555.82

Finding the Fourth Proportional to 18,036.06, 27,057.15 and 5,555.82

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Solution

The fourth proportional to 18,036.06, 27,057.15 and 5,555.82 is: 8,334.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,036.06 : 27,057.15 = 5,555.82 : x
  2. Step 2: Convert to fraction form
    18,036.06/27,057.15 = 5,555.82/x
  3. Step 3: Cross multiply
    18,036.06x = 27,057.15 × 5,555.82
  4. Step 4: Simplify right side
    18,036.06x = 150,324,655.11
  5. Step 5: Solve for x
    x = 150,324,655.11/18,036.06
  6. Step 6: Final answer
    x = 8,334.67

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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.