Home / 14,197.73-19,589.37-8,817.71

Finding the Fourth Proportional to 14,197.73, 19,589.37 and 8,817.71

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Solution

The fourth proportional to 14,197.73, 19,589.37 and 8,817.71 is: 12,166.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,197.73 : 19,589.37 = 8,817.71 : x
  2. Step 2: Convert to fraction form
    14,197.73/19,589.37 = 8,817.71/x
  3. Step 3: Cross multiply
    14,197.73x = 19,589.37 × 8,817.71
  4. Step 4: Simplify right side
    14,197.73x = 172,733,387.72
  5. Step 5: Solve for x
    x = 172,733,387.72/14,197.73
  6. Step 6: Final answer
    x = 12,166.27

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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.