Home / 26,922.73-40,381.78-16,390.02

Finding the Fourth Proportional to 26,922.73, 40,381.78 and 16,390.02

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Solution

The fourth proportional to 26,922.73, 40,381.78 and 16,390.02 is: 24,583.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,922.73 : 40,381.78 = 16,390.02 : x
  2. Step 2: Convert to fraction form
    26,922.73/40,381.78 = 16,390.02/x
  3. Step 3: Cross multiply
    26,922.73x = 40,381.78 × 16,390.02
  4. Step 4: Simplify right side
    26,922.73x = 661,857,979.93
  5. Step 5: Solve for x
    x = 661,857,979.93/26,922.73
  6. Step 6: Final answer
    x = 24,583.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.