Home / 21,893.44-32,787.50-12,504.97

Finding the Fourth Proportional to 21,893.44, 32,787.50 and 12,504.97

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Solution

The fourth proportional to 21,893.44, 32,787.50 and 12,504.97 is: 18,727.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,893.44 : 32,787.50 = 12,504.97 : x
  2. Step 2: Convert to fraction form
    21,893.44/32,787.50 = 12,504.97/x
  3. Step 3: Cross multiply
    21,893.44x = 32,787.50 × 12,504.97
  4. Step 4: Simplify right side
    21,893.44x = 410,006,703.88
  5. Step 5: Solve for x
    x = 410,006,703.88/21,893.44
  6. Step 6: Final answer
    x = 18,727.38

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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.