Home / 15,504.53-23,219.82-8,474.00

Finding the Fourth Proportional to 15,504.53, 23,219.82 and 8,474.00

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Solution

The fourth proportional to 15,504.53, 23,219.82 and 8,474.00 is: 12,690.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,504.53 : 23,219.82 = 8,474.00 : x
  2. Step 2: Convert to fraction form
    15,504.53/23,219.82 = 8,474.00/x
  3. Step 3: Cross multiply
    15,504.53x = 23,219.82 × 8,474.00
  4. Step 4: Simplify right side
    15,504.53x = 196,764,638.58
  5. Step 5: Solve for x
    x = 196,764,638.58/15,504.53
  6. Step 6: Final answer
    x = 12,690.79

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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.