Home / 14,095.50-21,142.44-4,234.56

Finding the Fourth Proportional to 14,095.50, 21,142.44 and 4,234.56

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Solution

The fourth proportional to 14,095.50, 21,142.44 and 4,234.56 is: 6,351.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,095.50 : 21,142.44 = 4,234.56 : x
  2. Step 2: Convert to fraction form
    14,095.50/21,142.44 = 4,234.56/x
  3. Step 3: Cross multiply
    14,095.50x = 21,142.44 × 4,234.56
  4. Step 4: Simplify right side
    14,095.50x = 89,528,930.73
  5. Step 5: Solve for x
    x = 89,528,930.73/14,095.50
  6. Step 6: Final answer
    x = 6,351.60

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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.