Home / 18,104.22-27,160.56-5,623.60

Finding the Fourth Proportional to 18,104.22, 27,160.56 and 5,623.60

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Solution

The fourth proportional to 18,104.22, 27,160.56 and 5,623.60 is: 8,436.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,104.22 : 27,160.56 = 5,623.60 : x
  2. Step 2: Convert to fraction form
    18,104.22/27,160.56 = 5,623.60/x
  3. Step 3: Cross multiply
    18,104.22x = 27,160.56 × 5,623.60
  4. Step 4: Simplify right side
    18,104.22x = 152,740,125.22
  5. Step 5: Solve for x
    x = 152,740,125.22/18,104.22
  6. Step 6: Final answer
    x = 8,436.71

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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.