Home / 13,829.22-20,746.26-4,471.29

Finding the Fourth Proportional to 13,829.22, 20,746.26 and 4,471.29

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Solution

The fourth proportional to 13,829.22, 20,746.26 and 4,471.29 is: 6,707.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829.22 : 20,746.26 = 4,471.29 : x
  2. Step 2: Convert to fraction form
    13,829.22/20,746.26 = 4,471.29/x
  3. Step 3: Cross multiply
    13,829.22x = 20,746.26 × 4,471.29
  4. Step 4: Simplify right side
    13,829.22x = 92,762,544.88
  5. Step 5: Solve for x
    x = 92,762,544.88/13,829.22
  6. Step 6: Final answer
    x = 6,707.72

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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.