Home / 17,939.44-26,909.18-8,577.25

Finding the Fourth Proportional to 17,939.44, 26,909.18 and 8,577.25

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Solution

The fourth proportional to 17,939.44, 26,909.18 and 8,577.25 is: 12,865.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,939.44 : 26,909.18 = 8,577.25 : x
  2. Step 2: Convert to fraction form
    17,939.44/26,909.18 = 8,577.25/x
  3. Step 3: Cross multiply
    17,939.44x = 26,909.18 × 8,577.25
  4. Step 4: Simplify right side
    17,939.44x = 230,806,764.16
  5. Step 5: Solve for x
    x = 230,806,764.16/17,939.44
  6. Step 6: Final answer
    x = 12,865.88

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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.