Home / 33,646.28-46,431.25-18,540.34

Finding the Fourth Proportional to 33,646.28, 46,431.25 and 18,540.34

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Solution

The fourth proportional to 33,646.28, 46,431.25 and 18,540.34 is: 25,585.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,646.28 : 46,431.25 = 18,540.34 : x
  2. Step 2: Convert to fraction form
    33,646.28/46,431.25 = 18,540.34/x
  3. Step 3: Cross multiply
    33,646.28x = 46,431.25 × 18,540.34
  4. Step 4: Simplify right side
    33,646.28x = 860,850,999.20
  5. Step 5: Solve for x
    x = 860,850,999.20/33,646.28
  6. Step 6: Final answer
    x = 25,585.33

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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.