Home / 31,260.96-46,923.84-20,944.80

Finding the Fourth Proportional to 31,260.96, 46,923.84 and 20,944.80

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Solution

The fourth proportional to 31,260.96, 46,923.84 and 20,944.80 is: 31,438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,260.96 : 46,923.84 = 20,944.80 : x
  2. Step 2: Convert to fraction form
    31,260.96/46,923.84 = 20,944.80/x
  3. Step 3: Cross multiply
    31,260.96x = 46,923.84 × 20,944.80
  4. Step 4: Simplify right side
    31,260.96x = 982,810,444.03
  5. Step 5: Solve for x
    x = 982,810,444.03/31,260.96
  6. Step 6: Final answer
    x = 31,438.91

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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.