Home / 13,362.94-18,449.26-8,584.82

Finding the Fourth Proportional to 13,362.94, 18,449.26 and 8,584.82

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Solution

The fourth proportional to 13,362.94, 18,449.26 and 8,584.82 is: 11,852.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362.94 : 18,449.26 = 8,584.82 : x
  2. Step 2: Convert to fraction form
    13,362.94/18,449.26 = 8,584.82/x
  3. Step 3: Cross multiply
    13,362.94x = 18,449.26 × 8,584.82
  4. Step 4: Simplify right side
    13,362.94x = 158,383,576.23
  5. Step 5: Solve for x
    x = 158,383,576.23/13,362.94
  6. Step 6: Final answer
    x = 11,852.45

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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.