Home / 38,849.54-58,272.60-12,194.90

Finding the Fourth Proportional to 38,849.54, 58,272.60 and 12,194.90

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Solution

The fourth proportional to 38,849.54, 58,272.60 and 12,194.90 is: 18,291.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,849.54 : 58,272.60 = 12,194.90 : x
  2. Step 2: Convert to fraction form
    38,849.54/58,272.60 = 12,194.90/x
  3. Step 3: Cross multiply
    38,849.54x = 58,272.60 × 12,194.90
  4. Step 4: Simplify right side
    38,849.54x = 710,628,761.82
  5. Step 5: Solve for x
    x = 710,628,761.82/38,849.54
  6. Step 6: Final answer
    x = 18,291.82

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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.