Home / 27,692.73-41,567.27-20,275.11

Finding the Fourth Proportional to 27,692.73, 41,567.27 and 20,275.11

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Solution

The fourth proportional to 27,692.73, 41,567.27 and 20,275.11 is: 30,433.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,692.73 : 41,567.27 = 20,275.11 : x
  2. Step 2: Convert to fraction form
    27,692.73/41,567.27 = 20,275.11/x
  3. Step 3: Cross multiply
    27,692.73x = 41,567.27 × 20,275.11
  4. Step 4: Simplify right side
    27,692.73x = 842,780,870.27
  5. Step 5: Solve for x
    x = 842,780,870.27/27,692.73
  6. Step 6: Final answer
    x = 30,433.29

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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.