Home / 18,282.56-27,422.82-11,263.91

Finding the Fourth Proportional to 18,282.56, 27,422.82 and 11,263.91

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Solution

The fourth proportional to 18,282.56, 27,422.82 and 11,263.91 is: 16,895.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,282.56 : 27,422.82 = 11,263.91 : x
  2. Step 2: Convert to fraction form
    18,282.56/27,422.82 = 11,263.91/x
  3. Step 3: Cross multiply
    18,282.56x = 27,422.82 × 11,263.91
  4. Step 4: Simplify right side
    18,282.56x = 308,888,039.31
  5. Step 5: Solve for x
    x = 308,888,039.31/18,282.56
  6. Step 6: Final answer
    x = 16,895.23

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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.