Home / 34,491.82-51,803.37-21,435.43

Finding the Fourth Proportional to 34,491.82, 51,803.37 and 21,435.43

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Solution

The fourth proportional to 34,491.82, 51,803.37 and 21,435.43 is: 32,193.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,491.82 : 51,803.37 = 21,435.43 : x
  2. Step 2: Convert to fraction form
    34,491.82/51,803.37 = 21,435.43/x
  3. Step 3: Cross multiply
    34,491.82x = 51,803.37 × 21,435.43
  4. Step 4: Simplify right side
    34,491.82x = 1,110,427,511.40
  5. Step 5: Solve for x
    x = 1,110,427,511.40/34,491.82
  6. Step 6: Final answer
    x = 32,193.94

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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.