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Finding the Fourth Proportional to 47,993.94, 66,231.54 and 26,771.94

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Solution

The fourth proportional to 47,993.94, 66,231.54 and 26,771.94 is: 36,945.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,993.94 : 66,231.54 = 26,771.94 : x
  2. Step 2: Convert to fraction form
    47,993.94/66,231.54 = 26,771.94/x
  3. Step 3: Cross multiply
    47,993.94x = 66,231.54 × 26,771.94
  4. Step 4: Simplify right side
    47,993.94x = 1,773,146,814.99
  5. Step 5: Solve for x
    x = 1,773,146,814.99/47,993.94
  6. Step 6: Final answer
    x = 36,945.22

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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.