Home / 13,472.42-20,199.24-5,971.92

Finding the Fourth Proportional to 13,472.42, 20,199.24 and 5,971.92

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Solution

The fourth proportional to 13,472.42, 20,199.24 and 5,971.92 is: 8,953.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,472.42 : 20,199.24 = 5,971.92 : x
  2. Step 2: Convert to fraction form
    13,472.42/20,199.24 = 5,971.92/x
  3. Step 3: Cross multiply
    13,472.42x = 20,199.24 × 5,971.92
  4. Step 4: Simplify right side
    13,472.42x = 120,628,245.34
  5. Step 5: Solve for x
    x = 120,628,245.34/13,472.42
  6. Step 6: Final answer
    x = 8,953.72

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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.