Home / 17,922.73-26,889.56-9,163.80

Finding the Fourth Proportional to 17,922.73, 26,889.56 and 9,163.80

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Solution

The fourth proportional to 17,922.73, 26,889.56 and 9,163.80 is: 13,748.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,922.73 : 26,889.56 = 9,163.80 : x
  2. Step 2: Convert to fraction form
    17,922.73/26,889.56 = 9,163.80/x
  3. Step 3: Cross multiply
    17,922.73x = 26,889.56 × 9,163.80
  4. Step 4: Simplify right side
    17,922.73x = 246,410,549.93
  5. Step 5: Solve for x
    x = 246,410,549.93/17,922.73
  6. Step 6: Final answer
    x = 13,748.49

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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.