Home / 19,936.26-29,893.41-6,783.30

Finding the Fourth Proportional to 19,936.26, 29,893.41 and 6,783.30

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Solution

The fourth proportional to 19,936.26, 29,893.41 and 6,783.30 is: 10,171.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936.26 : 29,893.41 = 6,783.30 : x
  2. Step 2: Convert to fraction form
    19,936.26/29,893.41 = 6,783.30/x
  3. Step 3: Cross multiply
    19,936.26x = 29,893.41 × 6,783.30
  4. Step 4: Simplify right side
    19,936.26x = 202,775,968.05
  5. Step 5: Solve for x
    x = 202,775,968.05/19,936.26
  6. Step 6: Final answer
    x = 10,171.21

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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.