Home / 16,791.80-23,168.48-10,816.26

Finding the Fourth Proportional to 16,791.80, 23,168.48 and 10,816.26

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Solution

The fourth proportional to 16,791.80, 23,168.48 and 10,816.26 is: 14,923.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,791.80 : 23,168.48 = 10,816.26 : x
  2. Step 2: Convert to fraction form
    16,791.80/23,168.48 = 10,816.26/x
  3. Step 3: Cross multiply
    16,791.80x = 23,168.48 × 10,816.26
  4. Step 4: Simplify right side
    16,791.80x = 250,596,249.40
  5. Step 5: Solve for x
    x = 250,596,249.40/16,791.80
  6. Step 6: Final answer
    x = 14,923.73

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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.