Home / 47,796.96-71,729.82-17,815.32

Finding the Fourth Proportional to 47,796.96, 71,729.82 and 17,815.32

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Solution

The fourth proportional to 47,796.96, 71,729.82 and 17,815.32 is: 26,735.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,796.96 : 71,729.82 = 17,815.32 : x
  2. Step 2: Convert to fraction form
    47,796.96/71,729.82 = 17,815.32/x
  3. Step 3: Cross multiply
    47,796.96x = 71,729.82 × 17,815.32
  4. Step 4: Simplify right side
    47,796.96x = 1,277,889,696.84
  5. Step 5: Solve for x
    x = 1,277,889,696.84/47,796.96
  6. Step 6: Final answer
    x = 26,735.79

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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.