Home / 18,163.40-27,245.86-5,683.67

Finding the Fourth Proportional to 18,163.40, 27,245.86 and 5,683.67

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Solution

The fourth proportional to 18,163.40, 27,245.86 and 5,683.67 is: 8,525.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163.40 : 27,245.86 = 5,683.67 : x
  2. Step 2: Convert to fraction form
    18,163.40/27,245.86 = 5,683.67/x
  3. Step 3: Cross multiply
    18,163.40x = 27,245.86 × 5,683.67
  4. Step 4: Simplify right side
    18,163.40x = 154,856,312.46
  5. Step 5: Solve for x
    x = 154,856,312.46/18,163.40
  6. Step 6: Final answer
    x = 8,525.73

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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.