Home / 14,986.27-20,683.10-8,698.64

Finding the Fourth Proportional to 14,986.27, 20,683.10 and 8,698.64

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Solution

The fourth proportional to 14,986.27, 20,683.10 and 8,698.64 is: 12,005.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,986.27 : 20,683.10 = 8,698.64 : x
  2. Step 2: Convert to fraction form
    14,986.27/20,683.10 = 8,698.64/x
  3. Step 3: Cross multiply
    14,986.27x = 20,683.10 × 8,698.64
  4. Step 4: Simplify right side
    14,986.27x = 179,914,826.73
  5. Step 5: Solve for x
    x = 179,914,826.73/14,986.27
  6. Step 6: Final answer
    x = 12,005.31

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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.