Home / 18,192.39-25,105.46-10,234.63

Finding the Fourth Proportional to 18,192.39, 25,105.46 and 10,234.63

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Solution

The fourth proportional to 18,192.39, 25,105.46 and 10,234.63 is: 14,123.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192.39 : 25,105.46 = 10,234.63 : x
  2. Step 2: Convert to fraction form
    18,192.39/25,105.46 = 10,234.63/x
  3. Step 3: Cross multiply
    18,192.39x = 25,105.46 × 10,234.63
  4. Step 4: Simplify right side
    18,192.39x = 256,944,968.55
  5. Step 5: Solve for x
    x = 256,944,968.55/18,192.39
  6. Step 6: Final answer
    x = 14,123.76

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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.