Home / 21,361.06-32,042.47-7,330.73

Finding the Fourth Proportional to 21,361.06, 32,042.47 and 7,330.73

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Solution

The fourth proportional to 21,361.06, 32,042.47 and 7,330.73 is: 10,996.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,361.06 : 32,042.47 = 7,330.73 : x
  2. Step 2: Convert to fraction form
    21,361.06/32,042.47 = 7,330.73/x
  3. Step 3: Cross multiply
    21,361.06x = 32,042.47 × 7,330.73
  4. Step 4: Simplify right side
    21,361.06x = 234,894,517.56
  5. Step 5: Solve for x
    x = 234,894,517.56/21,361.06
  6. Step 6: Final answer
    x = 10,996.39

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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.