Home / 11,371.51-16,963.99-10,576.09

Finding the Fourth Proportional to 11,371.51, 16,963.99 and 10,576.09

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Solution

The fourth proportional to 11,371.51, 16,963.99 and 10,576.09 is: 15,777.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,371.51 : 16,963.99 = 10,576.09 : x
  2. Step 2: Convert to fraction form
    11,371.51/16,963.99 = 10,576.09/x
  3. Step 3: Cross multiply
    11,371.51x = 16,963.99 × 10,576.09
  4. Step 4: Simplify right side
    11,371.51x = 179,412,685.00
  5. Step 5: Solve for x
    x = 179,412,685.00/11,371.51
  6. Step 6: Final answer
    x = 15,777.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.