Home / 39,481.12-59,245-14,538.68

Finding the Fourth Proportional to 39,481.12, 59,245 and 14,538.68

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Solution

The fourth proportional to 39,481.12, 59,245 and 14,538.68 is: 21,816.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,481.12 : 59,245 = 14,538.68 : x
  2. Step 2: Convert to fraction form
    39,481.12/59,245 = 14,538.68/x
  3. Step 3: Cross multiply
    39,481.12x = 59,245 × 14,538.68
  4. Step 4: Simplify right side
    39,481.12x = 861,344,096.60
  5. Step 5: Solve for x
    x = 861,344,096.60/39,481.12
  6. Step 6: Final answer
    x = 21,816.61

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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.