Home / 31,927.06-47,893.34-8,234.40

Finding the Fourth Proportional to 31,927.06, 47,893.34 and 8,234.40

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Solution

The fourth proportional to 31,927.06, 47,893.34 and 8,234.40 is: 12,352.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,927.06 : 47,893.34 = 8,234.40 : x
  2. Step 2: Convert to fraction form
    31,927.06/47,893.34 = 8,234.40/x
  3. Step 3: Cross multiply
    31,927.06x = 47,893.34 × 8,234.40
  4. Step 4: Simplify right side
    31,927.06x = 394,372,918.90
  5. Step 5: Solve for x
    x = 394,372,918.90/31,927.06
  6. Step 6: Final answer
    x = 12,352.31

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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.