Home / 16,922.58-25,394.37-8,158.38

Finding the Fourth Proportional to 16,922.58, 25,394.37 and 8,158.38

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Solution

The fourth proportional to 16,922.58, 25,394.37 and 8,158.38 is: 12,242.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,922.58 : 25,394.37 = 8,158.38 : x
  2. Step 2: Convert to fraction form
    16,922.58/25,394.37 = 8,158.38/x
  3. Step 3: Cross multiply
    16,922.58x = 25,394.37 × 8,158.38
  4. Step 4: Simplify right side
    16,922.58x = 207,176,920.32
  5. Step 5: Solve for x
    x = 207,176,920.32/16,922.58
  6. Step 6: Final answer
    x = 12,242.63

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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.