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Finding the Fourth Proportional to 47,067, 70,629.68 and 27,354.84

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Solution

The fourth proportional to 47,067, 70,629.68 and 27,354.84 is: 41,049.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,067 : 70,629.68 = 27,354.84 : x
  2. Step 2: Convert to fraction form
    47,067/70,629.68 = 27,354.84/x
  3. Step 3: Cross multiply
    47,067x = 70,629.68 × 27,354.84
  4. Step 4: Simplify right side
    47,067x = 1,932,063,595.65
  5. Step 5: Solve for x
    x = 1,932,063,595.65/47,067
  6. Step 6: Final answer
    x = 41,049.22

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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.