Home / 39,731.54-54,806.60-23,806.77

Finding the Fourth Proportional to 39,731.54, 54,806.60 and 23,806.77

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Solution

The fourth proportional to 39,731.54, 54,806.60 and 23,806.77 is: 32,839.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,731.54 : 54,806.60 = 23,806.77 : x
  2. Step 2: Convert to fraction form
    39,731.54/54,806.60 = 23,806.77/x
  3. Step 3: Cross multiply
    39,731.54x = 54,806.60 × 23,806.77
  4. Step 4: Simplify right side
    39,731.54x = 1,304,768,120.68
  5. Step 5: Solve for x
    x = 1,304,768,120.68/39,731.54
  6. Step 6: Final answer
    x = 32,839.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.