Home / 13,974.99-19,294.34-8,675.43

Finding the Fourth Proportional to 13,974.99, 19,294.34 and 8,675.43

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Solution

The fourth proportional to 13,974.99, 19,294.34 and 8,675.43 is: 11,977.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,974.99 : 19,294.34 = 8,675.43 : x
  2. Step 2: Convert to fraction form
    13,974.99/19,294.34 = 8,675.43/x
  3. Step 3: Cross multiply
    13,974.99x = 19,294.34 × 8,675.43
  4. Step 4: Simplify right side
    13,974.99x = 167,386,652.69
  5. Step 5: Solve for x
    x = 167,386,652.69/13,974.99
  6. Step 6: Final answer
    x = 11,977.59

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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.