Home / 13,472.18-20,198.87-5,971.67

Finding the Fourth Proportional to 13,472.18, 20,198.87 and 5,971.67

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Solution

The fourth proportional to 13,472.18, 20,198.87 and 5,971.67 is: 8,953.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472.18 : 20,198.87 = 5,971.67 : x
  2. Step 2: Convert to fraction form
    13,472.18/20,198.87 = 5,971.67/x
  3. Step 3: Cross multiply
    13,472.18x = 20,198.87 × 5,971.67
  4. Step 4: Simplify right side
    13,472.18x = 120,620,986.01
  5. Step 5: Solve for x
    x = 120,620,986.01/13,472.18
  6. Step 6: Final answer
    x = 8,953.34

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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.