Home / 28,782.36-43,205.94-22,286.88

Finding the Fourth Proportional to 28,782.36, 43,205.94 and 22,286.88

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Solution

The fourth proportional to 28,782.36, 43,205.94 and 22,286.88 is: 33,455.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,782.36 : 43,205.94 = 22,286.88 : x
  2. Step 2: Convert to fraction form
    28,782.36/43,205.94 = 22,286.88/x
  3. Step 3: Cross multiply
    28,782.36x = 43,205.94 × 22,286.88
  4. Step 4: Simplify right side
    28,782.36x = 962,925,600.07
  5. Step 5: Solve for x
    x = 962,925,600.07/28,782.36
  6. Step 6: Final answer
    x = 33,455.41

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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.