Home / 16,116.94-22,243.41-9,043.31

Finding the Fourth Proportional to 16,116.94, 22,243.41 and 9,043.31

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Solution

The fourth proportional to 16,116.94, 22,243.41 and 9,043.31 is: 12,480.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,116.94 : 22,243.41 = 9,043.31 : x
  2. Step 2: Convert to fraction form
    16,116.94/22,243.41 = 9,043.31/x
  3. Step 3: Cross multiply
    16,116.94x = 22,243.41 × 9,043.31
  4. Step 4: Simplify right side
    16,116.94x = 201,154,107.70
  5. Step 5: Solve for x
    x = 201,154,107.70/16,116.94
  6. Step 6: Final answer
    x = 12,480.91

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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.