Home / 16,805.82-25,206.57-5,712.06

Finding the Fourth Proportional to 16,805.82, 25,206.57 and 5,712.06

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Solution

The fourth proportional to 16,805.82, 25,206.57 and 5,712.06 is: 8,567.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,805.82 : 25,206.57 = 5,712.06 : x
  2. Step 2: Convert to fraction form
    16,805.82/25,206.57 = 5,712.06/x
  3. Step 3: Cross multiply
    16,805.82x = 25,206.57 × 5,712.06
  4. Step 4: Simplify right side
    16,805.82x = 143,981,440.23
  5. Step 5: Solve for x
    x = 143,981,440.23/16,805.82
  6. Step 6: Final answer
    x = 8,567.36

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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.