Home / 33,647.73-46,433.65-18,540.05

Finding the Fourth Proportional to 33,647.73, 46,433.65 and 18,540.05

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Solution

The fourth proportional to 33,647.73, 46,433.65 and 18,540.05 is: 25,585.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,647.73 : 46,433.65 = 18,540.05 : x
  2. Step 2: Convert to fraction form
    33,647.73/46,433.65 = 18,540.05/x
  3. Step 3: Cross multiply
    33,647.73x = 46,433.65 × 18,540.05
  4. Step 4: Simplify right side
    33,647.73x = 860,882,099.98
  5. Step 5: Solve for x
    x = 860,882,099.98/33,647.73
  6. Step 6: Final answer
    x = 25,585.15

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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.