Home / 40,644.97-55,965.42-35,580.85

Finding the Fourth Proportional to 40,644.97, 55,965.42 and 35,580.85

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Solution

The fourth proportional to 40,644.97, 55,965.42 and 35,580.85 is: 48,992.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,644.97 : 55,965.42 = 35,580.85 : x
  2. Step 2: Convert to fraction form
    40,644.97/55,965.42 = 35,580.85/x
  3. Step 3: Cross multiply
    40,644.97x = 55,965.42 × 35,580.85
  4. Step 4: Simplify right side
    40,644.97x = 1,991,297,214.21
  5. Step 5: Solve for x
    x = 1,991,297,214.21/40,644.97
  6. Step 6: Final answer
    x = 48,992.46

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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.