Home / 25,121.44-34,672.40-16,623.73

Finding the Fourth Proportional to 25,121.44, 34,672.40 and 16,623.73

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Solution

The fourth proportional to 25,121.44, 34,672.40 and 16,623.73 is: 22,943.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,121.44 : 34,672.40 = 16,623.73 : x
  2. Step 2: Convert to fraction form
    25,121.44/34,672.40 = 16,623.73/x
  3. Step 3: Cross multiply
    25,121.44x = 34,672.40 × 16,623.73
  4. Step 4: Simplify right side
    25,121.44x = 576,384,616.05
  5. Step 5: Solve for x
    x = 576,384,616.05/25,121.44
  6. Step 6: Final answer
    x = 22,943.93

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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.