Home / 15,286.86-22,930.31-4,193.70

Finding the Fourth Proportional to 15,286.86, 22,930.31 and 4,193.70

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Solution

The fourth proportional to 15,286.86, 22,930.31 and 4,193.70 is: 6,290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,286.86 : 22,930.31 = 4,193.70 : x
  2. Step 2: Convert to fraction form
    15,286.86/22,930.31 = 4,193.70/x
  3. Step 3: Cross multiply
    15,286.86x = 22,930.31 × 4,193.70
  4. Step 4: Simplify right side
    15,286.86x = 96,162,841.05
  5. Step 5: Solve for x
    x = 96,162,841.05/15,286.86
  6. Step 6: Final answer
    x = 6,290.56

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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.