Home / 28,811.06-39,759.27-16,236.26

Finding the Fourth Proportional to 28,811.06, 39,759.27 and 16,236.26

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Solution

The fourth proportional to 28,811.06, 39,759.27 and 16,236.26 is: 22,406.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,811.06 : 39,759.27 = 16,236.26 : x
  2. Step 2: Convert to fraction form
    28,811.06/39,759.27 = 16,236.26/x
  3. Step 3: Cross multiply
    28,811.06x = 39,759.27 × 16,236.26
  4. Step 4: Simplify right side
    28,811.06x = 645,541,845.13
  5. Step 5: Solve for x
    x = 645,541,845.13/28,811.06
  6. Step 6: Final answer
    x = 22,406.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.