Home / 18,548.18-27,826.83-5,400.67

Finding the Fourth Proportional to 18,548.18, 27,826.83 and 5,400.67

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Solution

The fourth proportional to 18,548.18, 27,826.83 and 5,400.67 is: 8,102.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,548.18 : 27,826.83 = 5,400.67 : x
  2. Step 2: Convert to fraction form
    18,548.18/27,826.83 = 5,400.67/x
  3. Step 3: Cross multiply
    18,548.18x = 27,826.83 × 5,400.67
  4. Step 4: Simplify right side
    18,548.18x = 150,283,525.98
  5. Step 5: Solve for x
    x = 150,283,525.98/18,548.18
  6. Step 6: Final answer
    x = 8,102.33

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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.