Home / 29,912.49-44,857.80-12,372.75

Finding the Fourth Proportional to 29,912.49, 44,857.80 and 12,372.75

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Solution

The fourth proportional to 29,912.49, 44,857.80 and 12,372.75 is: 18,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,912.49 : 44,857.80 = 12,372.75 : x
  2. Step 2: Convert to fraction form
    29,912.49/44,857.80 = 12,372.75/x
  3. Step 3: Cross multiply
    29,912.49x = 44,857.80 × 12,372.75
  4. Step 4: Simplify right side
    29,912.49x = 555,014,344.95
  5. Step 5: Solve for x
    x = 555,014,344.95/29,912.49
  6. Step 6: Final answer
    x = 18,554.60

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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.