Home / 27,692.89-41,531.69-11,897.28

Finding the Fourth Proportional to 27,692.89, 41,531.69 and 11,897.28

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Solution

The fourth proportional to 27,692.89, 41,531.69 and 11,897.28 is: 17,842.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,692.89 : 41,531.69 = 11,897.28 : x
  2. Step 2: Convert to fraction form
    27,692.89/41,531.69 = 11,897.28/x
  3. Step 3: Cross multiply
    27,692.89x = 41,531.69 × 11,897.28
  4. Step 4: Simplify right side
    27,692.89x = 494,114,107.62
  5. Step 5: Solve for x
    x = 494,114,107.62/27,692.89
  6. Step 6: Final answer
    x = 17,842.64

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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.