Home / 19,440.98-29,174.34-10,682

Finding the Fourth Proportional to 19,440.98, 29,174.34 and 10,682

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Solution

The fourth proportional to 19,440.98, 29,174.34 and 10,682 is: 16,030.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,440.98 : 29,174.34 = 10,682 : x
  2. Step 2: Convert to fraction form
    19,440.98/29,174.34 = 10,682/x
  3. Step 3: Cross multiply
    19,440.98x = 29,174.34 × 10,682
  4. Step 4: Simplify right side
    19,440.98x = 311,640,299.88
  5. Step 5: Solve for x
    x = 311,640,299.88/19,440.98
  6. Step 6: Final answer
    x = 16,030.07

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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.