Home / 27,982.35-41,973.89-8,261.19

Finding the Fourth Proportional to 27,982.35, 41,973.89 and 8,261.19

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Solution

The fourth proportional to 27,982.35, 41,973.89 and 8,261.19 is: 12,391.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,982.35 : 41,973.89 = 8,261.19 : x
  2. Step 2: Convert to fraction form
    27,982.35/41,973.89 = 8,261.19/x
  3. Step 3: Cross multiply
    27,982.35x = 41,973.89 × 8,261.19
  4. Step 4: Simplify right side
    27,982.35x = 346,754,239.02
  5. Step 5: Solve for x
    x = 346,754,239.02/27,982.35
  6. Step 6: Final answer
    x = 12,391.89

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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.