Home / 18,197.64-27,296.80-5,717.43

Finding the Fourth Proportional to 18,197.64, 27,296.80 and 5,717.43

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Solution

The fourth proportional to 18,197.64, 27,296.80 and 5,717.43 is: 8,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,197.64 : 27,296.80 = 5,717.43 : x
  2. Step 2: Convert to fraction form
    18,197.64/27,296.80 = 5,717.43/x
  3. Step 3: Cross multiply
    18,197.64x = 27,296.80 × 5,717.43
  4. Step 4: Simplify right side
    18,197.64x = 156,067,543.22
  5. Step 5: Solve for x
    x = 156,067,543.22/18,197.64
  6. Step 6: Final answer
    x = 8,576.25

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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.