Home / 13,354.44-20,012.18-7,512.68

Finding the Fourth Proportional to 13,354.44, 20,012.18 and 7,512.68

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Solution

The fourth proportional to 13,354.44, 20,012.18 and 7,512.68 is: 11,258.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,354.44 : 20,012.18 = 7,512.68 : x
  2. Step 2: Convert to fraction form
    13,354.44/20,012.18 = 7,512.68/x
  3. Step 3: Cross multiply
    13,354.44x = 20,012.18 × 7,512.68
  4. Step 4: Simplify right side
    13,354.44x = 150,345,104.44
  5. Step 5: Solve for x
    x = 150,345,104.44/13,354.44
  6. Step 6: Final answer
    x = 11,258.06

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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.