Home / 23,338.75-34,933.20-12,229.60

Finding the Fourth Proportional to 23,338.75, 34,933.20 and 12,229.60

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Solution

The fourth proportional to 23,338.75, 34,933.20 and 12,229.60 is: 18,305.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,338.75 : 34,933.20 = 12,229.60 : x
  2. Step 2: Convert to fraction form
    23,338.75/34,933.20 = 12,229.60/x
  3. Step 3: Cross multiply
    23,338.75x = 34,933.20 × 12,229.60
  4. Step 4: Simplify right side
    23,338.75x = 427,219,062.72
  5. Step 5: Solve for x
    x = 427,219,062.72/23,338.75
  6. Step 6: Final answer
    x = 18,305.14

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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.