Home / 36,163.40-54,181.32-31,670.94

Finding the Fourth Proportional to 36,163.40, 54,181.32 and 31,670.94

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Solution

The fourth proportional to 36,163.40, 54,181.32 and 31,670.94 is: 47,450.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,163.40 : 54,181.32 = 31,670.94 : x
  2. Step 2: Convert to fraction form
    36,163.40/54,181.32 = 31,670.94/x
  3. Step 3: Cross multiply
    36,163.40x = 54,181.32 × 31,670.94
  4. Step 4: Simplify right side
    36,163.40x = 1,715,973,334.84
  5. Step 5: Solve for x
    x = 1,715,973,334.84/36,163.40
  6. Step 6: Final answer
    x = 47,450.55

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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.