Home / 12,896.36-19,347.45-4,576.37

Finding the Fourth Proportional to 12,896.36, 19,347.45 and 4,576.37

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Solution

The fourth proportional to 12,896.36, 19,347.45 and 4,576.37 is: 6,865.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896.36 : 19,347.45 = 4,576.37 : x
  2. Step 2: Convert to fraction form
    12,896.36/19,347.45 = 4,576.37/x
  3. Step 3: Cross multiply
    12,896.36x = 19,347.45 × 4,576.37
  4. Step 4: Simplify right side
    12,896.36x = 88,540,975.86
  5. Step 5: Solve for x
    x = 88,540,975.86/12,896.36
  6. Step 6: Final answer
    x = 6,865.58

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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.