Home / 16,930.98-23,364.95-9,377.44

Finding the Fourth Proportional to 16,930.98, 23,364.95 and 9,377.44

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Solution

The fourth proportional to 16,930.98, 23,364.95 and 9,377.44 is: 12,940.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.98 : 23,364.95 = 9,377.44 : x
  2. Step 2: Convert to fraction form
    16,930.98/23,364.95 = 9,377.44/x
  3. Step 3: Cross multiply
    16,930.98x = 23,364.95 × 9,377.44
  4. Step 4: Simplify right side
    16,930.98x = 219,103,311.43
  5. Step 5: Solve for x
    x = 219,103,311.43/16,930.98
  6. Step 6: Final answer
    x = 12,940.97

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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.