Home / 13,536.25-20,296.94-4,173.67

Finding the Fourth Proportional to 13,536.25, 20,296.94 and 4,173.67

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Solution

The fourth proportional to 13,536.25, 20,296.94 and 4,173.67 is: 6,258.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,536.25 : 20,296.94 = 4,173.67 : x
  2. Step 2: Convert to fraction form
    13,536.25/20,296.94 = 4,173.67/x
  3. Step 3: Cross multiply
    13,536.25x = 20,296.94 × 4,173.67
  4. Step 4: Simplify right side
    13,536.25x = 84,712,729.57
  5. Step 5: Solve for x
    x = 84,712,729.57/13,536.25
  6. Step 6: Final answer
    x = 6,258.21

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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.