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Finding the Fourth Proportional to 22,858.88, 34,283.52 and 8,814.08

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Solution

The fourth proportional to 22,858.88, 34,283.52 and 8,814.08 is: 13,219.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,858.88 : 34,283.52 = 8,814.08 : x
  2. Step 2: Convert to fraction form
    22,858.88/34,283.52 = 8,814.08/x
  3. Step 3: Cross multiply
    22,858.88x = 34,283.52 × 8,814.08
  4. Step 4: Simplify right side
    22,858.88x = 302,177,687.96
  5. Step 5: Solve for x
    x = 302,177,687.96/22,858.88
  6. Step 6: Final answer
    x = 13,219.27

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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.