Home / 17,239.92-25,859.64-5,553.20

Finding the Fourth Proportional to 17,239.92, 25,859.64 and 5,553.20

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Solution

The fourth proportional to 17,239.92, 25,859.64 and 5,553.20 is: 8,329.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,239.92 : 25,859.64 = 5,553.20 : x
  2. Step 2: Convert to fraction form
    17,239.92/25,859.64 = 5,553.20/x
  3. Step 3: Cross multiply
    17,239.92x = 25,859.64 × 5,553.20
  4. Step 4: Simplify right side
    17,239.92x = 143,603,752.85
  5. Step 5: Solve for x
    x = 143,603,752.85/17,239.92
  6. Step 6: Final answer
    x = 8,329.72

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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.