Home / 30,944.37-46,378.41-12,205.56

Finding the Fourth Proportional to 30,944.37, 46,378.41 and 12,205.56

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Solution

The fourth proportional to 30,944.37, 46,378.41 and 12,205.56 is: 18,293.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,944.37 : 46,378.41 = 12,205.56 : x
  2. Step 2: Convert to fraction form
    30,944.37/46,378.41 = 12,205.56/x
  3. Step 3: Cross multiply
    30,944.37x = 46,378.41 × 12,205.56
  4. Step 4: Simplify right side
    30,944.37x = 566,074,465.96
  5. Step 5: Solve for x
    x = 566,074,465.96/30,944.37
  6. Step 6: Final answer
    x = 18,293.29

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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.