Home / 13,673.50-20,512.23-4,310.35

Finding the Fourth Proportional to 13,673.50, 20,512.23 and 4,310.35

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Solution

The fourth proportional to 13,673.50, 20,512.23 and 4,310.35 is: 6,466.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,673.50 : 20,512.23 = 4,310.35 : x
  2. Step 2: Convert to fraction form
    13,673.50/20,512.23 = 4,310.35/x
  3. Step 3: Cross multiply
    13,673.50x = 20,512.23 × 4,310.35
  4. Step 4: Simplify right side
    13,673.50x = 88,414,890.58
  5. Step 5: Solve for x
    x = 88,414,890.58/13,673.50
  6. Step 6: Final answer
    x = 6,466.15

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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.