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Finding the Fourth Proportional to 33,921.88, 50,866.62 and 10,548.52

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Solution

The fourth proportional to 33,921.88, 50,866.62 and 10,548.52 is: 15,817.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,921.88 : 50,866.62 = 10,548.52 : x
  2. Step 2: Convert to fraction form
    33,921.88/50,866.62 = 10,548.52/x
  3. Step 3: Cross multiply
    33,921.88x = 50,866.62 × 10,548.52
  4. Step 4: Simplify right side
    33,921.88x = 536,567,558.40
  5. Step 5: Solve for x
    x = 536,567,558.40/33,921.88
  6. Step 6: Final answer
    x = 15,817.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.