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Finding the Fourth Proportional to 33,602, 46,370.76 and 18,698.96

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Solution

The fourth proportional to 33,602, 46,370.76 and 18,698.96 is: 25,804.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,602 : 46,370.76 = 18,698.96 : x
  2. Step 2: Convert to fraction form
    33,602/46,370.76 = 18,698.96/x
  3. Step 3: Cross multiply
    33,602x = 46,370.76 × 18,698.96
  4. Step 4: Simplify right side
    33,602x = 867,084,986.41
  5. Step 5: Solve for x
    x = 867,084,986.41/33,602
  6. Step 6: Final answer
    x = 25,804.56

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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.