Home / 18,192.32-25,105.30-10,234.59

Finding the Fourth Proportional to 18,192.32, 25,105.30 and 10,234.59

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Solution

The fourth proportional to 18,192.32, 25,105.30 and 10,234.59 is: 14,123.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,192.32 : 25,105.30 = 10,234.59 : x
  2. Step 2: Convert to fraction form
    18,192.32/25,105.30 = 10,234.59/x
  3. Step 3: Cross multiply
    18,192.32x = 25,105.30 × 10,234.59
  4. Step 4: Simplify right side
    18,192.32x = 256,942,426.74
  5. Step 5: Solve for x
    x = 256,942,426.74/18,192.32
  6. Step 6: Final answer
    x = 14,123.68

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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.