Home / 33,540.82-46,278.21-18,636.82

Finding the Fourth Proportional to 33,540.82, 46,278.21 and 18,636.82

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Solution

The fourth proportional to 33,540.82, 46,278.21 and 18,636.82 is: 25,714.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,540.82 : 46,278.21 = 18,636.82 : x
  2. Step 2: Convert to fraction form
    33,540.82/46,278.21 = 18,636.82/x
  3. Step 3: Cross multiply
    33,540.82x = 46,278.21 × 18,636.82
  4. Step 4: Simplify right side
    33,540.82x = 862,478,669.69
  5. Step 5: Solve for x
    x = 862,478,669.69/33,540.82
  6. Step 6: Final answer
    x = 25,714.30

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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.