Home / 25,192.25-34,765.30-13,861.50

Finding the Fourth Proportional to 25,192.25, 34,765.30 and 13,861.50

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Solution

The fourth proportional to 25,192.25, 34,765.30 and 13,861.50 is: 19,128.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,192.25 : 34,765.30 = 13,861.50 : x
  2. Step 2: Convert to fraction form
    25,192.25/34,765.30 = 13,861.50/x
  3. Step 3: Cross multiply
    25,192.25x = 34,765.30 × 13,861.50
  4. Step 4: Simplify right side
    25,192.25x = 481,899,205.95
  5. Step 5: Solve for x
    x = 481,899,205.95/25,192.25
  6. Step 6: Final answer
    x = 19,128.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.