Home / 20,452.29-30,684.26-8,599.96

Finding the Fourth Proportional to 20,452.29, 30,684.26 and 8,599.96

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Solution

The fourth proportional to 20,452.29, 30,684.26 and 8,599.96 is: 12,902.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,452.29 : 30,684.26 = 8,599.96 : x
  2. Step 2: Convert to fraction form
    20,452.29/30,684.26 = 8,599.96/x
  3. Step 3: Cross multiply
    20,452.29x = 30,684.26 × 8,599.96
  4. Step 4: Simplify right side
    20,452.29x = 263,883,408.63
  5. Step 5: Solve for x
    x = 263,883,408.63/20,452.29
  6. Step 6: Final answer
    x = 12,902.39

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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.