Home / 17,178.33-25,769.12-5,488.77

Finding the Fourth Proportional to 17,178.33, 25,769.12 and 5,488.77

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Solution

The fourth proportional to 17,178.33, 25,769.12 and 5,488.77 is: 8,233.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,178.33 : 25,769.12 = 5,488.77 : x
  2. Step 2: Convert to fraction form
    17,178.33/25,769.12 = 5,488.77/x
  3. Step 3: Cross multiply
    17,178.33x = 25,769.12 × 5,488.77
  4. Step 4: Simplify right side
    17,178.33x = 141,440,745.34
  5. Step 5: Solve for x
    x = 141,440,745.34/17,178.33
  6. Step 6: Final answer
    x = 8,233.67

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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.