Home / 36,974.88-51,025.68-21,059.12

Finding the Fourth Proportional to 36,974.88, 51,025.68 and 21,059.12

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Solution

The fourth proportional to 36,974.88, 51,025.68 and 21,059.12 is: 29,061.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,974.88 : 51,025.68 = 21,059.12 : x
  2. Step 2: Convert to fraction form
    36,974.88/51,025.68 = 21,059.12/x
  3. Step 3: Cross multiply
    36,974.88x = 51,025.68 × 21,059.12
  4. Step 4: Simplify right side
    36,974.88x = 1,074,555,918.20
  5. Step 5: Solve for x
    x = 1,074,555,918.20/36,974.88
  6. Step 6: Final answer
    x = 29,061.78

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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.