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Finding the Fourth Proportional to 14,166.96, 19,550.41 and 7,793.64

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Solution

The fourth proportional to 14,166.96, 19,550.41 and 7,793.64 is: 10,755.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.96 : 19,550.41 = 7,793.64 : x
  2. Step 2: Convert to fraction form
    14,166.96/19,550.41 = 7,793.64/x
  3. Step 3: Cross multiply
    14,166.96x = 19,550.41 × 7,793.64
  4. Step 4: Simplify right side
    14,166.96x = 152,368,857.39
  5. Step 5: Solve for x
    x = 152,368,857.39/14,166.96
  6. Step 6: Final answer
    x = 10,755.23

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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.