Home / 18,610.97-27,918.27-5,465.27

Finding the Fourth Proportional to 18,610.97, 27,918.27 and 5,465.27

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Solution

The fourth proportional to 18,610.97, 27,918.27 and 5,465.27 is: 8,198.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,610.97 : 27,918.27 = 5,465.27 : x
  2. Step 2: Convert to fraction form
    18,610.97/27,918.27 = 5,465.27/x
  3. Step 3: Cross multiply
    18,610.97x = 27,918.27 × 5,465.27
  4. Step 4: Simplify right side
    18,610.97x = 152,580,953.28
  5. Step 5: Solve for x
    x = 152,580,953.28/18,610.97
  6. Step 6: Final answer
    x = 8,198.44

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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.