Home / 13,806.54-19,054.35-8,504.46

Finding the Fourth Proportional to 13,806.54, 19,054.35 and 8,504.46

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Solution

The fourth proportional to 13,806.54, 19,054.35 and 8,504.46 is: 11,736.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,806.54 : 19,054.35 = 8,504.46 : x
  2. Step 2: Convert to fraction form
    13,806.54/19,054.35 = 8,504.46/x
  3. Step 3: Cross multiply
    13,806.54x = 19,054.35 × 8,504.46
  4. Step 4: Simplify right side
    13,806.54x = 162,046,957.40
  5. Step 5: Solve for x
    x = 162,046,957.40/13,806.54
  6. Step 6: Final answer
    x = 11,736.97

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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.