Home / 16,529.85-22,811.24-8,976.31

Finding the Fourth Proportional to 16,529.85, 22,811.24 and 8,976.31

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Solution

The fourth proportional to 16,529.85, 22,811.24 and 8,976.31 is: 12,387.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,529.85 : 22,811.24 = 8,976.31 : x
  2. Step 2: Convert to fraction form
    16,529.85/22,811.24 = 8,976.31/x
  3. Step 3: Cross multiply
    16,529.85x = 22,811.24 × 8,976.31
  4. Step 4: Simplify right side
    16,529.85x = 204,760,701.89
  5. Step 5: Solve for x
    x = 204,760,701.89/16,529.85
  6. Step 6: Final answer
    x = 12,387.33

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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.