Home / 29,636.25-40,912.89-22,906.65

Finding the Fourth Proportional to 29,636.25, 40,912.89 and 22,906.65

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Solution

The fourth proportional to 29,636.25, 40,912.89 and 22,906.65 is: 31,622.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,636.25 : 40,912.89 = 22,906.65 : x
  2. Step 2: Convert to fraction form
    29,636.25/40,912.89 = 22,906.65/x
  3. Step 3: Cross multiply
    29,636.25x = 40,912.89 × 22,906.65
  4. Step 4: Simplify right side
    29,636.25x = 937,177,251.72
  5. Step 5: Solve for x
    x = 937,177,251.72/29,636.25
  6. Step 6: Final answer
    x = 31,622.67

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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.