Home / 18,576.08-25,634.92-10,192.72

Finding the Fourth Proportional to 18,576.08, 25,634.92 and 10,192.72

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Solution

The fourth proportional to 18,576.08, 25,634.92 and 10,192.72 is: 14,065.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,576.08 : 25,634.92 = 10,192.72 : x
  2. Step 2: Convert to fraction form
    18,576.08/25,634.92 = 10,192.72/x
  3. Step 3: Cross multiply
    18,576.08x = 25,634.92 × 10,192.72
  4. Step 4: Simplify right side
    18,576.08x = 261,289,561.78
  5. Step 5: Solve for x
    x = 261,289,561.78/18,576.08
  6. Step 6: Final answer
    x = 14,065.91

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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.