Home / 23,179.89-34,771.56-9,851.39

Finding the Fourth Proportional to 23,179.89, 34,771.56 and 9,851.39

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Solution

The fourth proportional to 23,179.89, 34,771.56 and 9,851.39 is: 14,777.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,179.89 : 34,771.56 = 9,851.39 : x
  2. Step 2: Convert to fraction form
    23,179.89/34,771.56 = 9,851.39/x
  3. Step 3: Cross multiply
    23,179.89x = 34,771.56 × 9,851.39
  4. Step 4: Simplify right side
    23,179.89x = 342,548,198.47
  5. Step 5: Solve for x
    x = 342,548,198.47/23,179.89
  6. Step 6: Final answer
    x = 14,777.82

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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.