Home / 11,823.89-17,736.20-4,426.93

Finding the Fourth Proportional to 11,823.89, 17,736.20 and 4,426.93

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Solution

The fourth proportional to 11,823.89, 17,736.20 and 4,426.93 is: 6,640.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,823.89 : 17,736.20 = 4,426.93 : x
  2. Step 2: Convert to fraction form
    11,823.89/17,736.20 = 4,426.93/x
  3. Step 3: Cross multiply
    11,823.89x = 17,736.20 × 4,426.93
  4. Step 4: Simplify right side
    11,823.89x = 78,516,932.50
  5. Step 5: Solve for x
    x = 78,516,932.50/11,823.89
  6. Step 6: Final answer
    x = 6,640.54

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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.