Home / 12,227.09-18,326.43-5,204.88

Finding the Fourth Proportional to 12,227.09, 18,326.43 and 5,204.88

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Solution

The fourth proportional to 12,227.09, 18,326.43 and 5,204.88 is: 7,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,227.09 : 18,326.43 = 5,204.88 : x
  2. Step 2: Convert to fraction form
    12,227.09/18,326.43 = 5,204.88/x
  3. Step 3: Cross multiply
    12,227.09x = 18,326.43 × 5,204.88
  4. Step 4: Simplify right side
    12,227.09x = 95,386,868.98
  5. Step 5: Solve for x
    x = 95,386,868.98/12,227.09
  6. Step 6: Final answer
    x = 7,801.28

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1.5x scale

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.