Home / 36,493.74-50,362.61-21,179.11

Finding the Fourth Proportional to 36,493.74, 50,362.61 and 21,179.11

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Solution

The fourth proportional to 36,493.74, 50,362.61 and 21,179.11 is: 29,227.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,493.74 : 50,362.61 = 21,179.11 : x
  2. Step 2: Convert to fraction form
    36,493.74/50,362.61 = 21,179.11/x
  3. Step 3: Cross multiply
    36,493.74x = 50,362.61 × 21,179.11
  4. Step 4: Simplify right side
    36,493.74x = 1,066,635,151.18
  5. Step 5: Solve for x
    x = 1,066,635,151.18/36,493.74
  6. Step 6: Final answer
    x = 29,227.89

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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.