Home / 18,040.32-27,054.72-5,725.44

Finding the Fourth Proportional to 18,040.32, 27,054.72 and 5,725.44

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Solution

The fourth proportional to 18,040.32, 27,054.72 and 5,725.44 is: 8,586.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,040.32 : 27,054.72 = 5,725.44 : x
  2. Step 2: Convert to fraction form
    18,040.32/27,054.72 = 5,725.44/x
  3. Step 3: Cross multiply
    18,040.32x = 27,054.72 × 5,725.44
  4. Step 4: Simplify right side
    18,040.32x = 154,900,176.08
  5. Step 5: Solve for x
    x = 154,900,176.08/18,040.32
  6. Step 6: Final answer
    x = 8,586.33

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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.