Home / 38,194.64-57,289.68-11,895.68

Finding the Fourth Proportional to 38,194.64, 57,289.68 and 11,895.68

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Solution

The fourth proportional to 38,194.64, 57,289.68 and 11,895.68 is: 17,842.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,194.64 : 57,289.68 = 11,895.68 : x
  2. Step 2: Convert to fraction form
    38,194.64/57,289.68 = 11,895.68/x
  3. Step 3: Cross multiply
    38,194.64x = 57,289.68 × 11,895.68
  4. Step 4: Simplify right side
    38,194.64x = 681,499,700.58
  5. Step 5: Solve for x
    x = 681,499,700.58/38,194.64
  6. Step 6: Final answer
    x = 17,842.81

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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.