Home / 33,431.94-46,137.30-18,325.95

Finding the Fourth Proportional to 33,431.94, 46,137.30 and 18,325.95

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Solution

The fourth proportional to 33,431.94, 46,137.30 and 18,325.95 is: 25,290.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,431.94 : 46,137.30 = 18,325.95 : x
  2. Step 2: Convert to fraction form
    33,431.94/46,137.30 = 18,325.95/x
  3. Step 3: Cross multiply
    33,431.94x = 46,137.30 × 18,325.95
  4. Step 4: Simplify right side
    33,431.94x = 845,509,611.20
  5. Step 5: Solve for x
    x = 845,509,611.20/33,431.94
  6. Step 6: Final answer
    x = 25,290.47

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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.