Home / 25,984.52-35,858.97-15,772.60

Finding the Fourth Proportional to 25,984.52, 35,858.97 and 15,772.60

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Solution

The fourth proportional to 25,984.52, 35,858.97 and 15,772.60 is: 21,766.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,984.52 : 35,858.97 = 15,772.60 : x
  2. Step 2: Convert to fraction form
    25,984.52/35,858.97 = 15,772.60/x
  3. Step 3: Cross multiply
    25,984.52x = 35,858.97 × 15,772.60
  4. Step 4: Simplify right side
    25,984.52x = 565,589,111.36
  5. Step 5: Solve for x
    x = 565,589,111.36/25,984.52
  6. Step 6: Final answer
    x = 21,766.39

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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.