Home / 18,747.76-25,873.68-10,794.64

Finding the Fourth Proportional to 18,747.76, 25,873.68 and 10,794.64

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Solution

The fourth proportional to 18,747.76, 25,873.68 and 10,794.64 is: 14,897.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,747.76 : 25,873.68 = 10,794.64 : x
  2. Step 2: Convert to fraction form
    18,747.76/25,873.68 = 10,794.64/x
  3. Step 3: Cross multiply
    18,747.76x = 25,873.68 × 10,794.64
  4. Step 4: Simplify right side
    18,747.76x = 279,297,061.08
  5. Step 5: Solve for x
    x = 279,297,061.08/18,747.76
  6. Step 6: Final answer
    x = 14,897.62

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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.