Home / 13,552.64-20,330.92-4,193.44

Finding the Fourth Proportional to 13,552.64, 20,330.92 and 4,193.44

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Solution

The fourth proportional to 13,552.64, 20,330.92 and 4,193.44 is: 6,290.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,552.64 : 20,330.92 = 4,193.44 : x
  2. Step 2: Convert to fraction form
    13,552.64/20,330.92 = 4,193.44/x
  3. Step 3: Cross multiply
    13,552.64x = 20,330.92 × 4,193.44
  4. Step 4: Simplify right side
    13,552.64x = 85,256,493.16
  5. Step 5: Solve for x
    x = 85,256,493.16/13,552.64
  6. Step 6: Final answer
    x = 6,290.77

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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.