Home / 22,769.88-34,156.53-8,736.60

Finding the Fourth Proportional to 22,769.88, 34,156.53 and 8,736.60

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Solution

The fourth proportional to 22,769.88, 34,156.53 and 8,736.60 is: 13,105.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,769.88 : 34,156.53 = 8,736.60 : x
  2. Step 2: Convert to fraction form
    22,769.88/34,156.53 = 8,736.60/x
  3. Step 3: Cross multiply
    22,769.88x = 34,156.53 × 8,736.60
  4. Step 4: Simplify right side
    22,769.88x = 298,411,940.00
  5. Step 5: Solve for x
    x = 298,411,940.00/22,769.88
  6. Step 6: Final answer
    x = 13,105.56

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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.