Home / 30,770.44-46,149.18-13,235.56

Finding the Fourth Proportional to 30,770.44, 46,149.18 and 13,235.56

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Solution

The fourth proportional to 30,770.44, 46,149.18 and 13,235.56 is: 19,850.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,770.44 : 46,149.18 = 13,235.56 : x
  2. Step 2: Convert to fraction form
    30,770.44/46,149.18 = 13,235.56/x
  3. Step 3: Cross multiply
    30,770.44x = 46,149.18 × 13,235.56
  4. Step 4: Simplify right side
    30,770.44x = 610,810,240.84
  5. Step 5: Solve for x
    x = 610,810,240.84/30,770.44
  6. Step 6: Final answer
    x = 19,850.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.