Home / 18,168.43-27,236.15-16,200.13

Finding the Fourth Proportional to 18,168.43, 27,236.15 and 16,200.13

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Solution

The fourth proportional to 18,168.43, 27,236.15 and 16,200.13 is: 24,285.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,168.43 : 27,236.15 = 16,200.13 : x
  2. Step 2: Convert to fraction form
    18,168.43/27,236.15 = 16,200.13/x
  3. Step 3: Cross multiply
    18,168.43x = 27,236.15 × 16,200.13
  4. Step 4: Simplify right side
    18,168.43x = 441,228,953.52
  5. Step 5: Solve for x
    x = 441,228,953.52/18,168.43
  6. Step 6: Final answer
    x = 24,285.48

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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.