Home / 16,816.95-23,039.34-16,186.37

Finding the Fourth Proportional to 16,816.95, 23,039.34 and 16,186.37

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Solution

The fourth proportional to 16,816.95, 23,039.34 and 16,186.37 is: 22,175.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,816.95 : 23,039.34 = 16,186.37 : x
  2. Step 2: Convert to fraction form
    16,816.95/23,039.34 = 16,186.37/x
  3. Step 3: Cross multiply
    16,816.95x = 23,039.34 × 16,186.37
  4. Step 4: Simplify right side
    16,816.95x = 372,923,253.00
  5. Step 5: Solve for x
    x = 372,923,253.00/16,816.95
  6. Step 6: Final answer
    x = 22,175.43

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Half scale
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Double scale
Find fourth proportional to 16,817.95, 23,040.71 and 16,187.37
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.