Home / 14,540.89-21,811.34-4,680.94

Finding the Fourth Proportional to 14,540.89, 21,811.34 and 4,680.94

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Solution

The fourth proportional to 14,540.89, 21,811.34 and 4,680.94 is: 7,021.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540.89 : 21,811.34 = 4,680.94 : x
  2. Step 2: Convert to fraction form
    14,540.89/21,811.34 = 4,680.94/x
  3. Step 3: Cross multiply
    14,540.89x = 21,811.34 × 4,680.94
  4. Step 4: Simplify right side
    14,540.89x = 102,097,573.86
  5. Step 5: Solve for x
    x = 102,097,573.86/14,540.89
  6. Step 6: Final answer
    x = 7,021.41

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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.