Home / 16,188.39-22,194.27-15,893.15

Finding the Fourth Proportional to 16,188.39, 22,194.27 and 15,893.15

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Solution

The fourth proportional to 16,188.39, 22,194.27 and 15,893.15 is: 21,789.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,188.39 : 22,194.27 = 15,893.15 : x
  2. Step 2: Convert to fraction form
    16,188.39/22,194.27 = 15,893.15/x
  3. Step 3: Cross multiply
    16,188.39x = 22,194.27 × 15,893.15
  4. Step 4: Simplify right side
    16,188.39x = 352,736,751.28
  5. Step 5: Solve for x
    x = 352,736,751.28/16,188.39
  6. Step 6: Final answer
    x = 21,789.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.