Home / 19,773.09-29,648.84-8,076.69

Finding the Fourth Proportional to 19,773.09, 29,648.84 and 8,076.69

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Solution

The fourth proportional to 19,773.09, 29,648.84 and 8,076.69 is: 12,110.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,773.09 : 29,648.84 = 8,076.69 : x
  2. Step 2: Convert to fraction form
    19,773.09/29,648.84 = 8,076.69/x
  3. Step 3: Cross multiply
    19,773.09x = 29,648.84 × 8,076.69
  4. Step 4: Simplify right side
    19,773.09x = 239,464,449.16
  5. Step 5: Solve for x
    x = 239,464,449.16/19,773.09
  6. Step 6: Final answer
    x = 12,110.62

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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.