Home / 27,941.82-41,940.28-20,525.46

Finding the Fourth Proportional to 27,941.82, 41,940.28 and 20,525.46

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Solution

The fourth proportional to 27,941.82, 41,940.28 and 20,525.46 is: 30,808.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,941.82 : 41,940.28 = 20,525.46 : x
  2. Step 2: Convert to fraction form
    27,941.82/41,940.28 = 20,525.46/x
  3. Step 3: Cross multiply
    27,941.82x = 41,940.28 × 20,525.46
  4. Step 4: Simplify right side
    27,941.82x = 860,843,539.53
  5. Step 5: Solve for x
    x = 860,843,539.53/27,941.82
  6. Step 6: Final answer
    x = 30,808.43

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1.5x scale

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.