Home / 36,270.06-54,362.97-20,698.62

Finding the Fourth Proportional to 36,270.06, 54,362.97 and 20,698.62

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Solution

The fourth proportional to 36,270.06, 54,362.97 and 20,698.62 is: 31,023.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,270.06 : 54,362.97 = 20,698.62 : x
  2. Step 2: Convert to fraction form
    36,270.06/54,362.97 = 20,698.62/x
  3. Step 3: Cross multiply
    36,270.06x = 54,362.97 × 20,698.62
  4. Step 4: Simplify right side
    36,270.06x = 1,125,238,458.10
  5. Step 5: Solve for x
    x = 1,125,238,458.10/36,270.06
  6. Step 6: Final answer
    x = 31,023.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.