Home / 49,376.76-74,072.44-14,311.86

Finding the Fourth Proportional to 49,376.76, 74,072.44 and 14,311.86

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Solution

The fourth proportional to 49,376.76, 74,072.44 and 14,311.86 is: 21,469.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,376.76 : 74,072.44 = 14,311.86 : x
  2. Step 2: Convert to fraction form
    49,376.76/74,072.44 = 14,311.86/x
  3. Step 3: Cross multiply
    49,376.76x = 74,072.44 × 14,311.86
  4. Step 4: Simplify right side
    49,376.76x = 1,060,114,391.14
  5. Step 5: Solve for x
    x = 1,060,114,391.14/49,376.76
  6. Step 6: Final answer
    x = 21,469.91

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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.