Home / 33,722.54-46,539.68-18,618.11

Finding the Fourth Proportional to 33,722.54, 46,539.68 and 18,618.11

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Solution

The fourth proportional to 33,722.54, 46,539.68 and 18,618.11 is: 25,694.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,722.54 : 46,539.68 = 18,618.11 : x
  2. Step 2: Convert to fraction form
    33,722.54/46,539.68 = 18,618.11/x
  3. Step 3: Cross multiply
    33,722.54x = 46,539.68 × 18,618.11
  4. Step 4: Simplify right side
    33,722.54x = 866,480,555.82
  5. Step 5: Solve for x
    x = 866,480,555.82/33,722.54
  6. Step 6: Final answer
    x = 25,694.41

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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.