Home / 16,940.70-23,377.82-9,386.97

Finding the Fourth Proportional to 16,940.70, 23,377.82 and 9,386.97

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Solution

The fourth proportional to 16,940.70, 23,377.82 and 9,386.97 is: 12,953.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940.70 : 23,377.82 = 9,386.97 : x
  2. Step 2: Convert to fraction form
    16,940.70/23,377.82 = 9,386.97/x
  3. Step 3: Cross multiply
    16,940.70x = 23,377.82 × 9,386.97
  4. Step 4: Simplify right side
    16,940.70x = 219,446,874.64
  5. Step 5: Solve for x
    x = 219,446,874.64/16,940.70
  6. Step 6: Final answer
    x = 12,953.82

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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.