Home / 33,742.89-46,563.96-18,636.21

Finding the Fourth Proportional to 33,742.89, 46,563.96 and 18,636.21

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Solution

The fourth proportional to 33,742.89, 46,563.96 and 18,636.21 is: 25,717.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,742.89 : 46,563.96 = 18,636.21 : x
  2. Step 2: Convert to fraction form
    33,742.89/46,563.96 = 18,636.21/x
  3. Step 3: Cross multiply
    33,742.89x = 46,563.96 × 18,636.21
  4. Step 4: Simplify right side
    33,742.89x = 867,775,736.99
  5. Step 5: Solve for x
    x = 867,775,736.99/33,742.89
  6. Step 6: Final answer
    x = 25,717.29

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1.5x scale

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.