Home / 33,647.50-46,433.10-18,539.86

Finding the Fourth Proportional to 33,647.50, 46,433.10 and 18,539.86

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Solution

The fourth proportional to 33,647.50, 46,433.10 and 18,539.86 is: 25,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,647.50 : 46,433.10 = 18,539.86 : x
  2. Step 2: Convert to fraction form
    33,647.50/46,433.10 = 18,539.86/x
  3. Step 3: Cross multiply
    33,647.50x = 46,433.10 × 18,539.86
  4. Step 4: Simplify right side
    33,647.50x = 860,863,173.37
  5. Step 5: Solve for x
    x = 860,863,173.37/33,647.50
  6. Step 6: Final answer
    x = 25,584.76

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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.