Home / 34,276.50-51,422.31-14,571.90

Finding the Fourth Proportional to 34,276.50, 51,422.31 and 14,571.90

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Solution

The fourth proportional to 34,276.50, 51,422.31 and 14,571.90 is: 21,861.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,276.50 : 51,422.31 = 14,571.90 : x
  2. Step 2: Convert to fraction form
    34,276.50/51,422.31 = 14,571.90/x
  3. Step 3: Cross multiply
    34,276.50x = 51,422.31 × 14,571.90
  4. Step 4: Simplify right side
    34,276.50x = 749,320,759.09
  5. Step 5: Solve for x
    x = 749,320,759.09/34,276.50
  6. Step 6: Final answer
    x = 21,861.06

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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.