Home / 19,145.24-28,717.88-5,998.64

Finding the Fourth Proportional to 19,145.24, 28,717.88 and 5,998.64

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Solution

The fourth proportional to 19,145.24, 28,717.88 and 5,998.64 is: 8,997.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,145.24 : 28,717.88 = 5,998.64 : x
  2. Step 2: Convert to fraction form
    19,145.24/28,717.88 = 5,998.64/x
  3. Step 3: Cross multiply
    19,145.24x = 28,717.88 × 5,998.64
  4. Step 4: Simplify right side
    19,145.24x = 172,268,236.95
  5. Step 5: Solve for x
    x = 172,268,236.95/19,145.24
  6. Step 6: Final answer
    x = 8,997.96

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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.