Home / 13,469.21-20,203.91-4,704.13

Finding the Fourth Proportional to 13,469.21, 20,203.91 and 4,704.13

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Solution

The fourth proportional to 13,469.21, 20,203.91 and 4,704.13 is: 7,056.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,469.21 : 20,203.91 = 4,704.13 : x
  2. Step 2: Convert to fraction form
    13,469.21/20,203.91 = 4,704.13/x
  3. Step 3: Cross multiply
    13,469.21x = 20,203.91 × 4,704.13
  4. Step 4: Simplify right side
    13,469.21x = 95,041,819.15
  5. Step 5: Solve for x
    x = 95,041,819.15/13,469.21
  6. Step 6: Final answer
    x = 7,056.23

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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.