Home / 16,918.38-25,381.71-5,825.22

Finding the Fourth Proportional to 16,918.38, 25,381.71 and 5,825.22

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Solution

The fourth proportional to 16,918.38, 25,381.71 and 5,825.22 is: 8,739.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.38 : 25,381.71 = 5,825.22 : x
  2. Step 2: Convert to fraction form
    16,918.38/25,381.71 = 5,825.22/x
  3. Step 3: Cross multiply
    16,918.38x = 25,381.71 × 5,825.22
  4. Step 4: Simplify right side
    16,918.38x = 147,854,044.73
  5. Step 5: Solve for x
    x = 147,854,044.73/16,918.38
  6. Step 6: Final answer
    x = 8,739.26

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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.