Home / 12,072.32-18,114.63-5,837.67

Finding the Fourth Proportional to 12,072.32, 18,114.63 and 5,837.67

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Solution

The fourth proportional to 12,072.32, 18,114.63 and 5,837.67 is: 8,759.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,072.32 : 18,114.63 = 5,837.67 : x
  2. Step 2: Convert to fraction form
    12,072.32/18,114.63 = 5,837.67/x
  3. Step 3: Cross multiply
    12,072.32x = 18,114.63 × 5,837.67
  4. Step 4: Simplify right side
    12,072.32x = 105,747,232.11
  5. Step 5: Solve for x
    x = 105,747,232.11/12,072.32
  6. Step 6: Final answer
    x = 8,759.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.