Home / 13,867.71-20,795.33-6,474.33

Finding the Fourth Proportional to 13,867.71, 20,795.33 and 6,474.33

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Solution

The fourth proportional to 13,867.71, 20,795.33 and 6,474.33 is: 9,708.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867.71 : 20,795.33 = 6,474.33 : x
  2. Step 2: Convert to fraction form
    13,867.71/20,795.33 = 6,474.33/x
  3. Step 3: Cross multiply
    13,867.71x = 20,795.33 × 6,474.33
  4. Step 4: Simplify right side
    13,867.71x = 134,635,845.06
  5. Step 5: Solve for x
    x = 134,635,845.06/13,867.71
  6. Step 6: Final answer
    x = 9,708.59

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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.