Home / 22,765.66-34,162.21-18,101.88

Finding the Fourth Proportional to 22,765.66, 34,162.21 and 18,101.88

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Solution

The fourth proportional to 22,765.66, 34,162.21 and 18,101.88 is: 27,163.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,765.66 : 34,162.21 = 18,101.88 : x
  2. Step 2: Convert to fraction form
    22,765.66/34,162.21 = 18,101.88/x
  3. Step 3: Cross multiply
    22,765.66x = 34,162.21 × 18,101.88
  4. Step 4: Simplify right side
    22,765.66x = 618,400,146.76
  5. Step 5: Solve for x
    x = 618,400,146.76/22,765.66
  6. Step 6: Final answer
    x = 27,163.73

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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.