Home / 29,721.22-41,016.54-16,976.50

Finding the Fourth Proportional to 29,721.22, 41,016.54 and 16,976.50

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Solution

The fourth proportional to 29,721.22, 41,016.54 and 16,976.50 is: 23,428.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,721.22 : 41,016.54 = 16,976.50 : x
  2. Step 2: Convert to fraction form
    29,721.22/41,016.54 = 16,976.50/x
  3. Step 3: Cross multiply
    29,721.22x = 41,016.54 × 16,976.50
  4. Step 4: Simplify right side
    29,721.22x = 696,317,291.31
  5. Step 5: Solve for x
    x = 696,317,291.31/29,721.22
  6. Step 6: Final answer
    x = 23,428.29

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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.