Home / 31,102.44-46,651.74-12,633.96

Finding the Fourth Proportional to 31,102.44, 46,651.74 and 12,633.96

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Solution

The fourth proportional to 31,102.44, 46,651.74 and 12,633.96 is: 18,950.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,102.44 : 46,651.74 = 12,633.96 : x
  2. Step 2: Convert to fraction form
    31,102.44/46,651.74 = 12,633.96/x
  3. Step 3: Cross multiply
    31,102.44x = 46,651.74 × 12,633.96
  4. Step 4: Simplify right side
    31,102.44x = 589,396,217.09
  5. Step 5: Solve for x
    x = 589,396,217.09/31,102.44
  6. Step 6: Final answer
    x = 18,950.16

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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.