Home / 13,827.44-20,745.26-5,502.71

Finding the Fourth Proportional to 13,827.44, 20,745.26 and 5,502.71

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Solution

The fourth proportional to 13,827.44, 20,745.26 and 5,502.71 is: 8,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,827.44 : 20,745.26 = 5,502.71 : x
  2. Step 2: Convert to fraction form
    13,827.44/20,745.26 = 5,502.71/x
  3. Step 3: Cross multiply
    13,827.44x = 20,745.26 × 5,502.71
  4. Step 4: Simplify right side
    13,827.44x = 114,155,149.65
  5. Step 5: Solve for x
    x = 114,155,149.65/13,827.44
  6. Step 6: Final answer
    x = 8,255.70

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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.