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Finding the Fourth Proportional to 22,369.88, 33,557.26 and 9,884.54

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Solution

The fourth proportional to 22,369.88, 33,557.26 and 9,884.54 is: 14,827.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,369.88 : 33,557.26 = 9,884.54 : x
  2. Step 2: Convert to fraction form
    22,369.88/33,557.26 = 9,884.54/x
  3. Step 3: Cross multiply
    22,369.88x = 33,557.26 × 9,884.54
  4. Step 4: Simplify right side
    22,369.88x = 331,698,078.76
  5. Step 5: Solve for x
    x = 331,698,078.76/22,369.88
  6. Step 6: Final answer
    x = 14,827.89

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1.5x scale

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.