Home / 49,196.70-73,787.13-14,128.38

Finding the Fourth Proportional to 49,196.70, 73,787.13 and 14,128.38

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Solution

The fourth proportional to 49,196.70, 73,787.13 and 14,128.38 is: 21,190.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,196.70 : 73,787.13 = 14,128.38 : x
  2. Step 2: Convert to fraction form
    49,196.70/73,787.13 = 14,128.38/x
  3. Step 3: Cross multiply
    49,196.70x = 73,787.13 × 14,128.38
  4. Step 4: Simplify right side
    49,196.70x = 1,042,492,611.75
  5. Step 5: Solve for x
    x = 1,042,492,611.75/49,196.70
  6. Step 6: Final answer
    x = 21,190.30

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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.