Home / 13,029.35-17,982.09-8,496.88

Finding the Fourth Proportional to 13,029.35, 17,982.09 and 8,496.88

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Solution

The fourth proportional to 13,029.35, 17,982.09 and 8,496.88 is: 11,726.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,029.35 : 17,982.09 = 8,496.88 : x
  2. Step 2: Convert to fraction form
    13,029.35/17,982.09 = 8,496.88/x
  3. Step 3: Cross multiply
    13,029.35x = 17,982.09 × 8,496.88
  4. Step 4: Simplify right side
    13,029.35x = 152,791,570.97
  5. Step 5: Solve for x
    x = 152,791,570.97/13,029.35
  6. Step 6: Final answer
    x = 11,726.73

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1.5x scale

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.