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Finding the Fourth Proportional to 33,871.48, 46,745.48 and 19,723.48

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Solution

The fourth proportional to 33,871.48, 46,745.48 and 19,723.48 is: 27,220.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,871.48 : 46,745.48 = 19,723.48 : x
  2. Step 2: Convert to fraction form
    33,871.48/46,745.48 = 19,723.48/x
  3. Step 3: Cross multiply
    33,871.48x = 46,745.48 × 19,723.48
  4. Step 4: Simplify right side
    33,871.48x = 921,983,539.87
  5. Step 5: Solve for x
    x = 921,983,539.87/33,871.48
  6. Step 6: Final answer
    x = 27,220.05

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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.