Home / 20,226.67-27,849.28-17,195.83

Finding the Fourth Proportional to 20,226.67, 27,849.28 and 17,195.83

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Solution

The fourth proportional to 20,226.67, 27,849.28 and 17,195.83 is: 23,676.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,226.67 : 27,849.28 = 17,195.83 : x
  2. Step 2: Convert to fraction form
    20,226.67/27,849.28 = 17,195.83/x
  3. Step 3: Cross multiply
    20,226.67x = 27,849.28 × 17,195.83
  4. Step 4: Simplify right side
    20,226.67x = 478,891,371.89
  5. Step 5: Solve for x
    x = 478,891,371.89/20,226.67
  6. Step 6: Final answer
    x = 23,676.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.