Home / 37,912.24-52,318.12-21,998.24

Finding the Fourth Proportional to 37,912.24, 52,318.12 and 21,998.24

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Solution

The fourth proportional to 37,912.24, 52,318.12 and 21,998.24 is: 30,357.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,912.24 : 52,318.12 = 21,998.24 : x
  2. Step 2: Convert to fraction form
    37,912.24/52,318.12 = 21,998.24/x
  3. Step 3: Cross multiply
    37,912.24x = 52,318.12 × 21,998.24
  4. Step 4: Simplify right side
    37,912.24x = 1,150,906,560.11
  5. Step 5: Solve for x
    x = 1,150,906,560.11/37,912.24
  6. Step 6: Final answer
    x = 30,357.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.