Home / 26,467.61-39,713.42-13,153.88

Finding the Fourth Proportional to 26,467.61, 39,713.42 and 13,153.88

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Solution

The fourth proportional to 26,467.61, 39,713.42 and 13,153.88 is: 19,736.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,467.61 : 39,713.42 = 13,153.88 : x
  2. Step 2: Convert to fraction form
    26,467.61/39,713.42 = 13,153.88/x
  3. Step 3: Cross multiply
    26,467.61x = 39,713.42 × 13,153.88
  4. Step 4: Simplify right side
    26,467.61x = 522,385,469.85
  5. Step 5: Solve for x
    x = 522,385,469.85/26,467.61
  6. Step 6: Final answer
    x = 19,736.78

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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.