Home / 13,884.10-20,829.39-4,023.57

Finding the Fourth Proportional to 13,884.10, 20,829.39 and 4,023.57

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Solution

The fourth proportional to 13,884.10, 20,829.39 and 4,023.57 is: 6,036.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,884.10 : 20,829.39 = 4,023.57 : x
  2. Step 2: Convert to fraction form
    13,884.10/20,829.39 = 4,023.57/x
  3. Step 3: Cross multiply
    13,884.10x = 20,829.39 × 4,023.57
  4. Step 4: Simplify right side
    13,884.10x = 83,808,508.72
  5. Step 5: Solve for x
    x = 83,808,508.72/13,884.10
  6. Step 6: Final answer
    x = 6,036.29

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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.