Home / 18,175.73-25,080.77-10,623.83

Finding the Fourth Proportional to 18,175.73, 25,080.77 and 10,623.83

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Solution

The fourth proportional to 18,175.73, 25,080.77 and 10,623.83 is: 14,659.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,175.73 : 25,080.77 = 10,623.83 : x
  2. Step 2: Convert to fraction form
    18,175.73/25,080.77 = 10,623.83/x
  3. Step 3: Cross multiply
    18,175.73x = 25,080.77 × 10,623.83
  4. Step 4: Simplify right side
    18,175.73x = 266,453,836.75
  5. Step 5: Solve for x
    x = 266,453,836.75/18,175.73
  6. Step 6: Final answer
    x = 14,659.87

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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.