Home / 14,790.25-20,410.55-8,506.27

Finding the Fourth Proportional to 14,790.25, 20,410.55 and 8,506.27

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Solution

The fourth proportional to 14,790.25, 20,410.55 and 8,506.27 is: 11,738.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,790.25 : 20,410.55 = 8,506.27 : x
  2. Step 2: Convert to fraction form
    14,790.25/20,410.55 = 8,506.27/x
  3. Step 3: Cross multiply
    14,790.25x = 20,410.55 × 8,506.27
  4. Step 4: Simplify right side
    14,790.25x = 173,617,649.15
  5. Step 5: Solve for x
    x = 173,617,649.15/14,790.25
  6. Step 6: Final answer
    x = 11,738.66

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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.