Home / 13,567.25-20,348.21-3,704.18

Finding the Fourth Proportional to 13,567.25, 20,348.21 and 3,704.18

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Solution

The fourth proportional to 13,567.25, 20,348.21 and 3,704.18 is: 5,555.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,567.25 : 20,348.21 = 3,704.18 : x
  2. Step 2: Convert to fraction form
    13,567.25/20,348.21 = 3,704.18/x
  3. Step 3: Cross multiply
    13,567.25x = 20,348.21 × 3,704.18
  4. Step 4: Simplify right side
    13,567.25x = 75,373,454.50
  5. Step 5: Solve for x
    x = 75,373,454.50/13,567.25
  6. Step 6: Final answer
    x = 5,555.55

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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.