Home / 13,673.40-20,496.44-11,791.67

Finding the Fourth Proportional to 13,673.40, 20,496.44 and 11,791.67

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Solution

The fourth proportional to 13,673.40, 20,496.44 and 11,791.67 is: 17,675.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,673.40 : 20,496.44 = 11,791.67 : x
  2. Step 2: Convert to fraction form
    13,673.40/20,496.44 = 11,791.67/x
  3. Step 3: Cross multiply
    13,673.40x = 20,496.44 × 11,791.67
  4. Step 4: Simplify right side
    13,673.40x = 241,687,197.70
  5. Step 5: Solve for x
    x = 241,687,197.70/13,673.40
  6. Step 6: Final answer
    x = 17,675.72

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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.