Home / 34,460.24-51,787.89-20,422.94

Finding the Fourth Proportional to 34,460.24, 51,787.89 and 20,422.94

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Solution

The fourth proportional to 34,460.24, 51,787.89 and 20,422.94 is: 30,692.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,460.24 : 51,787.89 = 20,422.94 : x
  2. Step 2: Convert to fraction form
    34,460.24/51,787.89 = 20,422.94/x
  3. Step 3: Cross multiply
    34,460.24x = 51,787.89 × 20,422.94
  4. Step 4: Simplify right side
    34,460.24x = 1,057,660,711.26
  5. Step 5: Solve for x
    x = 1,057,660,711.26/34,460.24
  6. Step 6: Final answer
    x = 30,692.21

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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.