Home / 12,224.37-16,868.39-6,918.26

Finding the Fourth Proportional to 12,224.37, 16,868.39 and 6,918.26

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Solution

The fourth proportional to 12,224.37, 16,868.39 and 6,918.26 is: 9,546.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224.37 : 16,868.39 = 6,918.26 : x
  2. Step 2: Convert to fraction form
    12,224.37/16,868.39 = 6,918.26/x
  3. Step 3: Cross multiply
    12,224.37x = 16,868.39 × 6,918.26
  4. Step 4: Simplify right side
    12,224.37x = 116,699,882.93
  5. Step 5: Solve for x
    x = 116,699,882.93/12,224.37
  6. Step 6: Final answer
    x = 9,546.50

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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.