Home / 16,217.03-22,379.49-8,765.03

Finding the Fourth Proportional to 16,217.03, 22,379.49 and 8,765.03

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Solution

The fourth proportional to 16,217.03, 22,379.49 and 8,765.03 is: 12,095.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,217.03 : 22,379.49 = 8,765.03 : x
  2. Step 2: Convert to fraction form
    16,217.03/22,379.49 = 8,765.03/x
  3. Step 3: Cross multiply
    16,217.03x = 22,379.49 × 8,765.03
  4. Step 4: Simplify right side
    16,217.03x = 196,156,798.43
  5. Step 5: Solve for x
    x = 196,156,798.43/16,217.03
  6. Step 6: Final answer
    x = 12,095.73

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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.