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Finding the Fourth Proportional to 38,469.88, 53,073.54 and 22,548.52

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Solution

The fourth proportional to 38,469.88, 53,073.54 and 22,548.52 is: 31,108.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,469.88 : 53,073.54 = 22,548.52 : x
  2. Step 2: Convert to fraction form
    38,469.88/53,073.54 = 22,548.52/x
  3. Step 3: Cross multiply
    38,469.88x = 53,073.54 × 22,548.52
  4. Step 4: Simplify right side
    38,469.88x = 1,196,729,778.16
  5. Step 5: Solve for x
    x = 1,196,729,778.16/38,469.88
  6. Step 6: Final answer
    x = 31,108.23

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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.