Home / 19,552.65-29,321.67-7,861.92

Finding the Fourth Proportional to 19,552.65, 29,321.67 and 7,861.92

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Solution

The fourth proportional to 19,552.65, 29,321.67 and 7,861.92 is: 11,789.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,552.65 : 29,321.67 = 7,861.92 : x
  2. Step 2: Convert to fraction form
    19,552.65/29,321.67 = 7,861.92/x
  3. Step 3: Cross multiply
    19,552.65x = 29,321.67 × 7,861.92
  4. Step 4: Simplify right side
    19,552.65x = 230,524,623.81
  5. Step 5: Solve for x
    x = 230,524,623.81/19,552.65
  6. Step 6: Final answer
    x = 11,789.94

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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.