Home / 18,286.60-25,231.28-10,732.56

Finding the Fourth Proportional to 18,286.60, 25,231.28 and 10,732.56

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Solution

The fourth proportional to 18,286.60, 25,231.28 and 10,732.56 is: 14,808.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,286.60 : 25,231.28 = 10,732.56 : x
  2. Step 2: Convert to fraction form
    18,286.60/25,231.28 = 10,732.56/x
  3. Step 3: Cross multiply
    18,286.60x = 25,231.28 × 10,732.56
  4. Step 4: Simplify right side
    18,286.60x = 270,796,226.48
  5. Step 5: Solve for x
    x = 270,796,226.48/18,286.60
  6. Step 6: Final answer
    x = 14,808.45

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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.