Home / 37,861.94-52,249.83-20,866.79

Finding the Fourth Proportional to 37,861.94, 52,249.83 and 20,866.79

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Solution

The fourth proportional to 37,861.94, 52,249.83 and 20,866.79 is: 28,796.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,861.94 : 52,249.83 = 20,866.79 : x
  2. Step 2: Convert to fraction form
    37,861.94/52,249.83 = 20,866.79/x
  3. Step 3: Cross multiply
    37,861.94x = 52,249.83 × 20,866.79
  4. Step 4: Simplify right side
    37,861.94x = 1,090,286,360.77
  5. Step 5: Solve for x
    x = 1,090,286,360.77/37,861.94
  6. Step 6: Final answer
    x = 28,796.37

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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.