Home / 13,106.04-18,098.36-8,327.56

Finding the Fourth Proportional to 13,106.04, 18,098.36 and 8,327.56

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Solution

The fourth proportional to 13,106.04, 18,098.36 and 8,327.56 is: 11,499.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106.04 : 18,098.36 = 8,327.56 : x
  2. Step 2: Convert to fraction form
    13,106.04/18,098.36 = 8,327.56/x
  3. Step 3: Cross multiply
    13,106.04x = 18,098.36 × 8,327.56
  4. Step 4: Simplify right side
    13,106.04x = 150,715,178.80
  5. Step 5: Solve for x
    x = 150,715,178.80/13,106.04
  6. Step 6: Final answer
    x = 11,499.67

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