Home / 16,323.35-22,571.44-12,960.23

Finding the Fourth Proportional to 16,323.35, 22,571.44 and 12,960.23

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Solution

The fourth proportional to 16,323.35, 22,571.44 and 12,960.23 is: 17,921.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,323.35 : 22,571.44 = 12,960.23 : x
  2. Step 2: Convert to fraction form
    16,323.35/22,571.44 = 12,960.23/x
  3. Step 3: Cross multiply
    16,323.35x = 22,571.44 × 12,960.23
  4. Step 4: Simplify right side
    16,323.35x = 292,530,908.57
  5. Step 5: Solve for x
    x = 292,530,908.57/16,323.35
  6. Step 6: Final answer
    x = 17,921.01

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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.