Home / 45,163.96-67,759.61-15,174.72

Finding the Fourth Proportional to 45,163.96, 67,759.61 and 15,174.72

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Solution

The fourth proportional to 45,163.96, 67,759.61 and 15,174.72 is: 22,766.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,163.96 : 67,759.61 = 15,174.72 : x
  2. Step 2: Convert to fraction form
    45,163.96/67,759.61 = 15,174.72/x
  3. Step 3: Cross multiply
    45,163.96x = 67,759.61 × 15,174.72
  4. Step 4: Simplify right side
    45,163.96x = 1,028,233,033.19
  5. Step 5: Solve for x
    x = 1,028,233,033.19/45,163.96
  6. Step 6: Final answer
    x = 22,766.67

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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.