Home / 40,716.16-60,984.01-31,286.77

Finding the Fourth Proportional to 40,716.16, 60,984.01 and 31,286.77

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Solution

The fourth proportional to 40,716.16, 60,984.01 and 31,286.77 is: 46,860.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,716.16 : 60,984.01 = 31,286.77 : x
  2. Step 2: Convert to fraction form
    40,716.16/60,984.01 = 31,286.77/x
  3. Step 3: Cross multiply
    40,716.16x = 60,984.01 × 31,286.77
  4. Step 4: Simplify right side
    40,716.16x = 1,907,992,694.55
  5. Step 5: Solve for x
    x = 1,907,992,694.55/40,716.16
  6. Step 6: Final answer
    x = 46,860.82

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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.