Home / 13,863.52-20,794.67-4,003.21

Finding the Fourth Proportional to 13,863.52, 20,794.67 and 4,003.21

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Solution

The fourth proportional to 13,863.52, 20,794.67 and 4,003.21 is: 6,004.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,863.52 : 20,794.67 = 4,003.21 : x
  2. Step 2: Convert to fraction form
    13,863.52/20,794.67 = 4,003.21/x
  3. Step 3: Cross multiply
    13,863.52x = 20,794.67 × 4,003.21
  4. Step 4: Simplify right side
    13,863.52x = 83,245,430.89
  5. Step 5: Solve for x
    x = 83,245,430.89/13,863.52
  6. Step 6: Final answer
    x = 6,004.64

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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.