Home / 23,287.56-34,920.62-7,489.67

Finding the Fourth Proportional to 23,287.56, 34,920.62 and 7,489.67

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Solution

The fourth proportional to 23,287.56, 34,920.62 and 7,489.67 is: 11,231.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,287.56 : 34,920.62 = 7,489.67 : x
  2. Step 2: Convert to fraction form
    23,287.56/34,920.62 = 7,489.67/x
  3. Step 3: Cross multiply
    23,287.56x = 34,920.62 × 7,489.67
  4. Step 4: Simplify right side
    23,287.56x = 261,543,707.94
  5. Step 5: Solve for x
    x = 261,543,707.94/23,287.56
  6. Step 6: Final answer
    x = 11,231.05

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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.