Home / 27,982.86-41,910.81-21,692.46

Finding the Fourth Proportional to 27,982.86, 41,910.81 and 21,692.46

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Solution

The fourth proportional to 27,982.86, 41,910.81 and 21,692.46 is: 32,489.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,982.86 : 41,910.81 = 21,692.46 : x
  2. Step 2: Convert to fraction form
    27,982.86/41,910.81 = 21,692.46/x
  3. Step 3: Cross multiply
    27,982.86x = 41,910.81 × 21,692.46
  4. Step 4: Simplify right side
    27,982.86x = 909,148,569.49
  5. Step 5: Solve for x
    x = 909,148,569.49/27,982.86
  6. Step 6: Final answer
    x = 32,489.48

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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.