Home / 11,845.58-17,777.65-8,264.41

Finding the Fourth Proportional to 11,845.58, 17,777.65 and 8,264.41

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Solution

The fourth proportional to 11,845.58, 17,777.65 and 8,264.41 is: 12,403.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845.58 : 17,777.65 = 8,264.41 : x
  2. Step 2: Convert to fraction form
    11,845.58/17,777.65 = 8,264.41/x
  3. Step 3: Cross multiply
    11,845.58x = 17,777.65 × 8,264.41
  4. Step 4: Simplify right side
    11,845.58x = 146,921,788.44
  5. Step 5: Solve for x
    x = 146,921,788.44/11,845.58
  6. Step 6: Final answer
    x = 12,403.09

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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.