Home / 36,911.66-55,376.31-11,951.73

Finding the Fourth Proportional to 36,911.66, 55,376.31 and 11,951.73

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Solution

The fourth proportional to 36,911.66, 55,376.31 and 11,951.73 is: 17,930.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,911.66 : 55,376.31 = 11,951.73 : x
  2. Step 2: Convert to fraction form
    36,911.66/55,376.31 = 11,951.73/x
  3. Step 3: Cross multiply
    36,911.66x = 55,376.31 × 11,951.73
  4. Step 4: Simplify right side
    36,911.66x = 661,842,814.08
  5. Step 5: Solve for x
    x = 661,842,814.08/36,911.66
  6. Step 6: Final answer
    x = 17,930.46

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1.5x scale

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.