Home / 13,709.14-20,563.80-4,348.96

Finding the Fourth Proportional to 13,709.14, 20,563.80 and 4,348.96

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Solution

The fourth proportional to 13,709.14, 20,563.80 and 4,348.96 is: 6,523.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,709.14 : 20,563.80 = 4,348.96 : x
  2. Step 2: Convert to fraction form
    13,709.14/20,563.80 = 4,348.96/x
  3. Step 3: Cross multiply
    13,709.14x = 20,563.80 × 4,348.96
  4. Step 4: Simplify right side
    13,709.14x = 89,431,143.65
  5. Step 5: Solve for x
    x = 89,431,143.65/13,709.14
  6. Step 6: Final answer
    x = 6,523.47

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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.