Home / 18,216.05-27,326.66-5,731.83

Finding the Fourth Proportional to 18,216.05, 27,326.66 and 5,731.83

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Solution

The fourth proportional to 18,216.05, 27,326.66 and 5,731.83 is: 8,598.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,216.05 : 27,326.66 = 5,731.83 : x
  2. Step 2: Convert to fraction form
    18,216.05/27,326.66 = 5,731.83/x
  3. Step 3: Cross multiply
    18,216.05x = 27,326.66 × 5,731.83
  4. Step 4: Simplify right side
    18,216.05x = 156,631,740.93
  5. Step 5: Solve for x
    x = 156,631,740.93/18,216.05
  6. Step 6: Final answer
    x = 8,598.56

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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.