Home / 21,166.44-31,743.17-14,634.60

Finding the Fourth Proportional to 21,166.44, 31,743.17 and 14,634.60

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Solution

The fourth proportional to 21,166.44, 31,743.17 and 14,634.60 is: 21,947.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,166.44 : 31,743.17 = 14,634.60 : x
  2. Step 2: Convert to fraction form
    21,166.44/31,743.17 = 14,634.60/x
  3. Step 3: Cross multiply
    21,166.44x = 31,743.17 × 14,634.60
  4. Step 4: Simplify right side
    21,166.44x = 464,548,436.97
  5. Step 5: Solve for x
    x = 464,548,436.97/21,166.44
  6. Step 6: Final answer
    x = 21,947.41

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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.