Home / 13,668.46-20,495.60-6,266.54

Finding the Fourth Proportional to 13,668.46, 20,495.60 and 6,266.54

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Solution

The fourth proportional to 13,668.46, 20,495.60 and 6,266.54 is: 9,396.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,668.46 : 20,495.60 = 6,266.54 : x
  2. Step 2: Convert to fraction form
    13,668.46/20,495.60 = 6,266.54/x
  3. Step 3: Cross multiply
    13,668.46x = 20,495.60 × 6,266.54
  4. Step 4: Simplify right side
    13,668.46x = 128,436,517.13
  5. Step 5: Solve for x
    x = 128,436,517.13/13,668.46
  6. Step 6: Final answer
    x = 9,396.56

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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.