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Finding the Fourth Proportional to 14,584.22, 21,855.82 and 8,334.87

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Solution

The fourth proportional to 14,584.22, 21,855.82 and 8,334.87 is: 12,490.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,584.22 : 21,855.82 = 8,334.87 : x
  2. Step 2: Convert to fraction form
    14,584.22/21,855.82 = 8,334.87/x
  3. Step 3: Cross multiply
    14,584.22x = 21,855.82 × 8,334.87
  4. Step 4: Simplify right side
    14,584.22x = 182,165,418.44
  5. Step 5: Solve for x
    x = 182,165,418.44/14,584.22
  6. Step 6: Final answer
    x = 12,490.58

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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.