Home / 47,997.45-66,231.87-26,778.09

Finding the Fourth Proportional to 47,997.45, 66,231.87 and 26,778.09

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Solution

The fourth proportional to 47,997.45, 66,231.87 and 26,778.09 is: 36,951.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,997.45 : 66,231.87 = 26,778.09 : x
  2. Step 2: Convert to fraction form
    47,997.45/66,231.87 = 26,778.09/x
  3. Step 3: Cross multiply
    47,997.45x = 66,231.87 × 26,778.09
  4. Step 4: Simplify right side
    47,997.45x = 1,773,562,975.73
  5. Step 5: Solve for x
    x = 1,773,562,975.73/47,997.45
  6. Step 6: Final answer
    x = 36,951.19

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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.