Home / 20,297.14-30,514.32-16,396.60

Finding the Fourth Proportional to 20,297.14, 30,514.32 and 16,396.60

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Solution

The fourth proportional to 20,297.14, 30,514.32 and 16,396.60 is: 24,650.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,297.14 : 30,514.32 = 16,396.60 : x
  2. Step 2: Convert to fraction form
    20,297.14/30,514.32 = 16,396.60/x
  3. Step 3: Cross multiply
    20,297.14x = 30,514.32 × 16,396.60
  4. Step 4: Simplify right side
    20,297.14x = 500,331,099.31
  5. Step 5: Solve for x
    x = 500,331,099.31/20,297.14
  6. Step 6: Final answer
    x = 24,650.33

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1.5x scale

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.