Home / 13,364.39-20,042.67-4,004.03

Finding the Fourth Proportional to 13,364.39, 20,042.67 and 4,004.03

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Solution

The fourth proportional to 13,364.39, 20,042.67 and 4,004.03 is: 6,004.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,364.39 : 20,042.67 = 4,004.03 : x
  2. Step 2: Convert to fraction form
    13,364.39/20,042.67 = 4,004.03/x
  3. Step 3: Cross multiply
    13,364.39x = 20,042.67 × 4,004.03
  4. Step 4: Simplify right side
    13,364.39x = 80,251,451.96
  5. Step 5: Solve for x
    x = 80,251,451.96/13,364.39
  6. Step 6: Final answer
    x = 6,004.87

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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.