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Finding the Fourth Proportional to 22,567.88, 33,851.42 and 7,776.48

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Solution

The fourth proportional to 22,567.88, 33,851.42 and 7,776.48 is: 11,664.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,567.88 : 33,851.42 = 7,776.48 : x
  2. Step 2: Convert to fraction form
    22,567.88/33,851.42 = 7,776.48/x
  3. Step 3: Cross multiply
    22,567.88x = 33,851.42 × 7,776.48
  4. Step 4: Simplify right side
    22,567.88x = 263,244,890.60
  5. Step 5: Solve for x
    x = 263,244,890.60/22,567.88
  6. Step 6: Final answer
    x = 11,664.58

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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.