Home / 33,486.68-46,212.19-18,380.76

Finding the Fourth Proportional to 33,486.68, 46,212.19 and 18,380.76

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Solution

The fourth proportional to 33,486.68, 46,212.19 and 18,380.76 is: 25,365.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,486.68 : 46,212.19 = 18,380.76 : x
  2. Step 2: Convert to fraction form
    33,486.68/46,212.19 = 18,380.76/x
  3. Step 3: Cross multiply
    33,486.68x = 46,212.19 × 18,380.76
  4. Step 4: Simplify right side
    33,486.68x = 849,414,954.22
  5. Step 5: Solve for x
    x = 849,414,954.22/33,486.68
  6. Step 6: Final answer
    x = 25,365.75

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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.