Home / 16,529.94-22,811.31-8,976.23

Finding the Fourth Proportional to 16,529.94, 22,811.31 and 8,976.23

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Solution

The fourth proportional to 16,529.94, 22,811.31 and 8,976.23 is: 12,387.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,529.94 : 22,811.31 = 8,976.23 : x
  2. Step 2: Convert to fraction form
    16,529.94/22,811.31 = 8,976.23/x
  3. Step 3: Cross multiply
    16,529.94x = 22,811.31 × 8,976.23
  4. Step 4: Simplify right side
    16,529.94x = 204,759,451.10
  5. Step 5: Solve for x
    x = 204,759,451.10/16,529.94
  6. Step 6: Final answer
    x = 12,387.19

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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.