Home / 18,222.54-27,334.79-5,743.53

Finding the Fourth Proportional to 18,222.54, 27,334.79 and 5,743.53

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Solution

The fourth proportional to 18,222.54, 27,334.79 and 5,743.53 is: 8,615.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222.54 : 27,334.79 = 5,743.53 : x
  2. Step 2: Convert to fraction form
    18,222.54/27,334.79 = 5,743.53/x
  3. Step 3: Cross multiply
    18,222.54x = 27,334.79 × 5,743.53
  4. Step 4: Simplify right side
    18,222.54x = 156,998,186.41
  5. Step 5: Solve for x
    x = 156,998,186.41/18,222.54
  6. Step 6: Final answer
    x = 8,615.60

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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.