Home / 18,554.81-27,833.80-10,240.57

Finding the Fourth Proportional to 18,554.81, 27,833.80 and 10,240.57

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Solution

The fourth proportional to 18,554.81, 27,833.80 and 10,240.57 is: 15,361.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,554.81 : 27,833.80 = 10,240.57 : x
  2. Step 2: Convert to fraction form
    18,554.81/27,833.80 = 10,240.57/x
  3. Step 3: Cross multiply
    18,554.81x = 27,833.80 × 10,240.57
  4. Step 4: Simplify right side
    18,554.81x = 285,033,977.27
  5. Step 5: Solve for x
    x = 285,033,977.27/18,554.81
  6. Step 6: Final answer
    x = 15,361.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.