Home / 37,299.68-51,477.94-20,949.57

Finding the Fourth Proportional to 37,299.68, 51,477.94 and 20,949.57

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Solution

The fourth proportional to 37,299.68, 51,477.94 and 20,949.57 is: 28,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,299.68 : 51,477.94 = 20,949.57 : x
  2. Step 2: Convert to fraction form
    37,299.68/51,477.94 = 20,949.57/x
  3. Step 3: Cross multiply
    37,299.68x = 51,477.94 × 20,949.57
  4. Step 4: Simplify right side
    37,299.68x = 1,078,440,707.49
  5. Step 5: Solve for x
    x = 1,078,440,707.49/37,299.68
  6. Step 6: Final answer
    x = 28,912.87

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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.