Home / 18,194.63-27,322.31-16,830.79

Finding the Fourth Proportional to 18,194.63, 27,322.31 and 16,830.79

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Solution

The fourth proportional to 18,194.63, 27,322.31 and 16,830.79 is: 25,274.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194.63 : 27,322.31 = 16,830.79 : x
  2. Step 2: Convert to fraction form
    18,194.63/27,322.31 = 16,830.79/x
  3. Step 3: Cross multiply
    18,194.63x = 27,322.31 × 16,830.79
  4. Step 4: Simplify right side
    18,194.63x = 459,856,035.70
  5. Step 5: Solve for x
    x = 459,856,035.70/18,194.63
  6. Step 6: Final answer
    x = 25,274.28

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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.