Home / 18,222.26-27,336.50-8,362.38

Finding the Fourth Proportional to 18,222.26, 27,336.50 and 8,362.38

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Solution

The fourth proportional to 18,222.26, 27,336.50 and 8,362.38 is: 12,544.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222.26 : 27,336.50 = 8,362.38 : x
  2. Step 2: Convert to fraction form
    18,222.26/27,336.50 = 8,362.38/x
  3. Step 3: Cross multiply
    18,222.26x = 27,336.50 × 8,362.38
  4. Step 4: Simplify right side
    18,222.26x = 228,598,159.06
  5. Step 5: Solve for x
    x = 228,598,159.06/18,222.26
  6. Step 6: Final answer
    x = 12,544.99

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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.