Home / 36,651.72-50,579.38-20,735.84

Finding the Fourth Proportional to 36,651.72, 50,579.38 and 20,735.84

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Solution

The fourth proportional to 36,651.72, 50,579.38 and 20,735.84 is: 28,615.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,651.72 : 50,579.38 = 20,735.84 : x
  2. Step 2: Convert to fraction form
    36,651.72/50,579.38 = 20,735.84/x
  3. Step 3: Cross multiply
    36,651.72x = 50,579.38 × 20,735.84
  4. Step 4: Simplify right side
    36,651.72x = 1,048,805,930.98
  5. Step 5: Solve for x
    x = 1,048,805,930.98/36,651.72
  6. Step 6: Final answer
    x = 28,615.46

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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.