Home / 34,198.44-47,187.81-20,767.02

Finding the Fourth Proportional to 34,198.44, 47,187.81 and 20,767.02

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Solution

The fourth proportional to 34,198.44, 47,187.81 and 20,767.02 is: 28,654.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,198.44 : 47,187.81 = 20,767.02 : x
  2. Step 2: Convert to fraction form
    34,198.44/47,187.81 = 20,767.02/x
  3. Step 3: Cross multiply
    34,198.44x = 47,187.81 × 20,767.02
  4. Step 4: Simplify right side
    34,198.44x = 979,950,194.03
  5. Step 5: Solve for x
    x = 979,950,194.03/34,198.44
  6. Step 6: Final answer
    x = 28,654.82

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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.