Home / 18,222.82-25,147.65-10,263.49

Finding the Fourth Proportional to 18,222.82, 25,147.65 and 10,263.49

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Solution

The fourth proportional to 18,222.82, 25,147.65 and 10,263.49 is: 14,163.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,222.82 : 25,147.65 = 10,263.49 : x
  2. Step 2: Convert to fraction form
    18,222.82/25,147.65 = 10,263.49/x
  3. Step 3: Cross multiply
    18,222.82x = 25,147.65 × 10,263.49
  4. Step 4: Simplify right side
    18,222.82x = 258,102,654.30
  5. Step 5: Solve for x
    x = 258,102,654.30/18,222.82
  6. Step 6: Final answer
    x = 14,163.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.