Home / 38,564.82-53,213.49-22,647.78

Finding the Fourth Proportional to 38,564.82, 53,213.49 and 22,647.78

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Solution

The fourth proportional to 38,564.82, 53,213.49 and 22,647.78 is: 31,250.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,564.82 : 53,213.49 = 22,647.78 : x
  2. Step 2: Convert to fraction form
    38,564.82/53,213.49 = 22,647.78/x
  3. Step 3: Cross multiply
    38,564.82x = 53,213.49 × 22,647.78
  4. Step 4: Simplify right side
    38,564.82x = 1,205,167,414.55
  5. Step 5: Solve for x
    x = 1,205,167,414.55/38,564.82
  6. Step 6: Final answer
    x = 31,250.44

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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.