Home / 19,696.67-29,562.74-13,356.19

Finding the Fourth Proportional to 19,696.67, 29,562.74 and 13,356.19

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Solution

The fourth proportional to 19,696.67, 29,562.74 and 13,356.19 is: 20,046.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,696.67 : 29,562.74 = 13,356.19 : x
  2. Step 2: Convert to fraction form
    19,696.67/29,562.74 = 13,356.19/x
  3. Step 3: Cross multiply
    19,696.67x = 29,562.74 × 13,356.19
  4. Step 4: Simplify right side
    19,696.67x = 394,845,592.62
  5. Step 5: Solve for x
    x = 394,845,592.62/19,696.67
  6. Step 6: Final answer
    x = 20,046.31

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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.