Home / 39,679.33-54,757.44-22,683.95

Finding the Fourth Proportional to 39,679.33, 54,757.44 and 22,683.95

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Solution

The fourth proportional to 39,679.33, 54,757.44 and 22,683.95 is: 31,303.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,679.33 : 54,757.44 = 22,683.95 : x
  2. Step 2: Convert to fraction form
    39,679.33/54,757.44 = 22,683.95/x
  3. Step 3: Cross multiply
    39,679.33x = 54,757.44 × 22,683.95
  4. Step 4: Simplify right side
    39,679.33x = 1,242,115,031.09
  5. Step 5: Solve for x
    x = 1,242,115,031.09/39,679.33
  6. Step 6: Final answer
    x = 31,303.83

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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.