Home / 19,576.03-27,027.93-11,620.81

Finding the Fourth Proportional to 19,576.03, 27,027.93 and 11,620.81

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Solution

The fourth proportional to 19,576.03, 27,027.93 and 11,620.81 is: 16,044.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,576.03 : 27,027.93 = 11,620.81 : x
  2. Step 2: Convert to fraction form
    19,576.03/27,027.93 = 11,620.81/x
  3. Step 3: Cross multiply
    19,576.03x = 27,027.93 × 11,620.81
  4. Step 4: Simplify right side
    19,576.03x = 314,086,439.22
  5. Step 5: Solve for x
    x = 314,086,439.22/19,576.03
  6. Step 6: Final answer
    x = 16,044.44

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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.