Home / 18,284.69-27,422.93-10,891.26

Finding the Fourth Proportional to 18,284.69, 27,422.93 and 10,891.26

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Solution

The fourth proportional to 18,284.69, 27,422.93 and 10,891.26 is: 16,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,284.69 : 27,422.93 = 10,891.26 : x
  2. Step 2: Convert to fraction form
    18,284.69/27,422.93 = 10,891.26/x
  3. Step 3: Cross multiply
    18,284.69x = 27,422.93 × 10,891.26
  4. Step 4: Simplify right side
    18,284.69x = 298,670,257.19
  5. Step 5: Solve for x
    x = 298,670,257.19/18,284.69
  6. Step 6: Final answer
    x = 16,334.45

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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.