Home / 16,940.80-23,377.62-9,387.24

Finding the Fourth Proportional to 16,940.80, 23,377.62 and 9,387.24

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Solution

The fourth proportional to 16,940.80, 23,377.62 and 9,387.24 is: 12,954.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940.80 : 23,377.62 = 9,387.24 : x
  2. Step 2: Convert to fraction form
    16,940.80/23,377.62 = 9,387.24/x
  3. Step 3: Cross multiply
    16,940.80x = 23,377.62 × 9,387.24
  4. Step 4: Simplify right side
    16,940.80x = 219,451,329.57
  5. Step 5: Solve for x
    x = 219,451,329.57/16,940.80
  6. Step 6: Final answer
    x = 12,954.01

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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.