Home / 31,134.22-46,696.30-8,942.56

Finding the Fourth Proportional to 31,134.22, 46,696.30 and 8,942.56

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Solution

The fourth proportional to 31,134.22, 46,696.30 and 8,942.56 is: 13,412.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,134.22 : 46,696.30 = 8,942.56 : x
  2. Step 2: Convert to fraction form
    31,134.22/46,696.30 = 8,942.56/x
  3. Step 3: Cross multiply
    31,134.22x = 46,696.30 × 8,942.56
  4. Step 4: Simplify right side
    31,134.22x = 417,584,325.43
  5. Step 5: Solve for x
    x = 417,584,325.43/31,134.22
  6. Step 6: Final answer
    x = 13,412.39

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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.