Home / 21,796.25-32,694.38-5,380.25

Finding the Fourth Proportional to 21,796.25, 32,694.38 and 5,380.25

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Solution

The fourth proportional to 21,796.25, 32,694.38 and 5,380.25 is: 8,070.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,796.25 : 32,694.38 = 5,380.25 : x
  2. Step 2: Convert to fraction form
    21,796.25/32,694.38 = 5,380.25/x
  3. Step 3: Cross multiply
    21,796.25x = 32,694.38 × 5,380.25
  4. Step 4: Simplify right side
    21,796.25x = 175,903,938.00
  5. Step 5: Solve for x
    x = 175,903,938.00/21,796.25
  6. Step 6: Final answer
    x = 8,070.38

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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.