Home / 37,581.43-51,849.75-21,665.54

Finding the Fourth Proportional to 37,581.43, 51,849.75 and 21,665.54

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Solution

The fourth proportional to 37,581.43, 51,849.75 and 21,665.54 is: 29,891.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,581.43 : 51,849.75 = 21,665.54 : x
  2. Step 2: Convert to fraction form
    37,581.43/51,849.75 = 21,665.54/x
  3. Step 3: Cross multiply
    37,581.43x = 51,849.75 × 21,665.54
  4. Step 4: Simplify right side
    37,581.43x = 1,123,352,832.62
  5. Step 5: Solve for x
    x = 1,123,352,832.62/37,581.43
  6. Step 6: Final answer
    x = 29,891.17

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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.