Home / 23,020.79-34,538.48-8,229.38

Finding the Fourth Proportional to 23,020.79, 34,538.48 and 8,229.38

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Solution

The fourth proportional to 23,020.79, 34,538.48 and 8,229.38 is: 12,346.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,020.79 : 34,538.48 = 8,229.38 : x
  2. Step 2: Convert to fraction form
    23,020.79/34,538.48 = 8,229.38/x
  3. Step 3: Cross multiply
    23,020.79x = 34,538.48 × 8,229.38
  4. Step 4: Simplify right side
    23,020.79x = 284,230,276.54
  5. Step 5: Solve for x
    x = 284,230,276.54/23,020.79
  6. Step 6: Final answer
    x = 12,346.68

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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.