Home / 23,100.21-34,483.23-20,297.68

Finding the Fourth Proportional to 23,100.21, 34,483.23 and 20,297.68

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Solution

The fourth proportional to 23,100.21, 34,483.23 and 20,297.68 is: 30,299.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,100.21 : 34,483.23 = 20,297.68 : x
  2. Step 2: Convert to fraction form
    23,100.21/34,483.23 = 20,297.68/x
  3. Step 3: Cross multiply
    23,100.21x = 34,483.23 × 20,297.68
  4. Step 4: Simplify right side
    23,100.21x = 699,929,481.70
  5. Step 5: Solve for x
    x = 699,929,481.70/23,100.21
  6. Step 6: Final answer
    x = 30,299.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.