Home / 27,040.85-40,504.70-21,747.25

Finding the Fourth Proportional to 27,040.85, 40,504.70 and 21,747.25

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Solution

The fourth proportional to 27,040.85, 40,504.70 and 21,747.25 is: 32,575.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,040.85 : 40,504.70 = 21,747.25 : x
  2. Step 2: Convert to fraction form
    27,040.85/40,504.70 = 21,747.25/x
  3. Step 3: Cross multiply
    27,040.85x = 40,504.70 × 21,747.25
  4. Step 4: Simplify right side
    27,040.85x = 880,865,942.07
  5. Step 5: Solve for x
    x = 880,865,942.07/27,040.85
  6. Step 6: Final answer
    x = 32,575.38

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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.