Home / 33,828.40-50,742.60-31,106.80

Finding the Fourth Proportional to 33,828.40, 50,742.60 and 31,106.80

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Solution

The fourth proportional to 33,828.40, 50,742.60 and 31,106.80 is: 46,660.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,828.40 : 50,742.60 = 31,106.80 : x
  2. Step 2: Convert to fraction form
    33,828.40/50,742.60 = 31,106.80/x
  3. Step 3: Cross multiply
    33,828.40x = 50,742.60 × 31,106.80
  4. Step 4: Simplify right side
    33,828.40x = 1,578,439,909.68
  5. Step 5: Solve for x
    x = 1,578,439,909.68/33,828.40
  6. Step 6: Final answer
    x = 46,660.20

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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.