Home / 21,273.73-31,907.83-7,233.19

Finding the Fourth Proportional to 21,273.73, 31,907.83 and 7,233.19

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Solution

The fourth proportional to 21,273.73, 31,907.83 and 7,233.19 is: 10,848.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,273.73 : 31,907.83 = 7,233.19 : x
  2. Step 2: Convert to fraction form
    21,273.73/31,907.83 = 7,233.19/x
  3. Step 3: Cross multiply
    21,273.73x = 31,907.83 × 7,233.19
  4. Step 4: Simplify right side
    21,273.73x = 230,795,396.88
  5. Step 5: Solve for x
    x = 230,795,396.88/21,273.73
  6. Step 6: Final answer
    x = 10,848.84

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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.