Home / 19,450.55-26,845.04-11,272.94

Finding the Fourth Proportional to 19,450.55, 26,845.04 and 11,272.94

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Solution

The fourth proportional to 19,450.55, 26,845.04 and 11,272.94 is: 15,558.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,450.55 : 26,845.04 = 11,272.94 : x
  2. Step 2: Convert to fraction form
    19,450.55/26,845.04 = 11,272.94/x
  3. Step 3: Cross multiply
    19,450.55x = 26,845.04 × 11,272.94
  4. Step 4: Simplify right side
    19,450.55x = 302,622,525.22
  5. Step 5: Solve for x
    x = 302,622,525.22/19,450.55
  6. Step 6: Final answer
    x = 15,558.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.