Home / 17,163.86-25,747.16-5,477.09

Finding the Fourth Proportional to 17,163.86, 25,747.16 and 5,477.09

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Solution

The fourth proportional to 17,163.86, 25,747.16 and 5,477.09 is: 8,216.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,163.86 : 25,747.16 = 5,477.09 : x
  2. Step 2: Convert to fraction form
    17,163.86/25,747.16 = 5,477.09/x
  3. Step 3: Cross multiply
    17,163.86x = 25,747.16 × 5,477.09
  4. Step 4: Simplify right side
    17,163.86x = 141,019,356.44
  5. Step 5: Solve for x
    x = 141,019,356.44/17,163.86
  6. Step 6: Final answer
    x = 8,216.07

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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.