Home / 18,796.41-28,185.62-6,312.98

Finding the Fourth Proportional to 18,796.41, 28,185.62 and 6,312.98

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Solution

The fourth proportional to 18,796.41, 28,185.62 and 6,312.98 is: 9,466.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,796.41 : 28,185.62 = 6,312.98 : x
  2. Step 2: Convert to fraction form
    18,796.41/28,185.62 = 6,312.98/x
  3. Step 3: Cross multiply
    18,796.41x = 28,185.62 × 6,312.98
  4. Step 4: Simplify right side
    18,796.41x = 177,935,082.85
  5. Step 5: Solve for x
    x = 177,935,082.85/18,796.41
  6. Step 6: Final answer
    x = 9,466.44

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1.5x scale

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.