Home / 33,869.25-46,741.19-20,440.26

Finding the Fourth Proportional to 33,869.25, 46,741.19 and 20,440.26

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Solution

The fourth proportional to 33,869.25, 46,741.19 and 20,440.26 is: 28,208.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,869.25 : 46,741.19 = 20,440.26 : x
  2. Step 2: Convert to fraction form
    33,869.25/46,741.19 = 20,440.26/x
  3. Step 3: Cross multiply
    33,869.25x = 46,741.19 × 20,440.26
  4. Step 4: Simplify right side
    33,869.25x = 955,401,974.11
  5. Step 5: Solve for x
    x = 955,401,974.11/33,869.25
  6. Step 6: Final answer
    x = 28,208.54

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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.