Home / 26,678.19-40,013.96-16,683.82

Finding the Fourth Proportional to 26,678.19, 40,013.96 and 16,683.82

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Solution

The fourth proportional to 26,678.19, 40,013.96 and 16,683.82 is: 25,023.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,678.19 : 40,013.96 = 16,683.82 : x
  2. Step 2: Convert to fraction form
    26,678.19/40,013.96 = 16,683.82/x
  3. Step 3: Cross multiply
    26,678.19x = 40,013.96 × 16,683.82
  4. Step 4: Simplify right side
    26,678.19x = 667,585,847.87
  5. Step 5: Solve for x
    x = 667,585,847.87/26,678.19
  6. Step 6: Final answer
    x = 25,023.66

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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.