Home / 19,367.34-28,977.70-11,474.10

Finding the Fourth Proportional to 19,367.34, 28,977.70 and 11,474.10

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Solution

The fourth proportional to 19,367.34, 28,977.70 and 11,474.10 is: 17,167.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,367.34 : 28,977.70 = 11,474.10 : x
  2. Step 2: Convert to fraction form
    19,367.34/28,977.70 = 11,474.10/x
  3. Step 3: Cross multiply
    19,367.34x = 28,977.70 × 11,474.10
  4. Step 4: Simplify right side
    19,367.34x = 332,493,027.57
  5. Step 5: Solve for x
    x = 332,493,027.57/19,367.34
  6. Step 6: Final answer
    x = 17,167.72

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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.