Home / 23,343.75-34,940.70-12,234.60

Finding the Fourth Proportional to 23,343.75, 34,940.70 and 12,234.60

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Solution

The fourth proportional to 23,343.75, 34,940.70 and 12,234.60 is: 18,312.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,343.75 : 34,940.70 = 12,234.60 : x
  2. Step 2: Convert to fraction form
    23,343.75/34,940.70 = 12,234.60/x
  3. Step 3: Cross multiply
    23,343.75x = 34,940.70 × 12,234.60
  4. Step 4: Simplify right side
    23,343.75x = 427,485,488.22
  5. Step 5: Solve for x
    x = 427,485,488.22/23,343.75
  6. Step 6: Final answer
    x = 18,312.63

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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.