Home / 26,999.48-40,499.22-8,279.58

Finding the Fourth Proportional to 26,999.48, 40,499.22 and 8,279.58

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Solution

The fourth proportional to 26,999.48, 40,499.22 and 8,279.58 is: 12,419.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,999.48 : 40,499.22 = 8,279.58 : x
  2. Step 2: Convert to fraction form
    26,999.48/40,499.22 = 8,279.58/x
  3. Step 3: Cross multiply
    26,999.48x = 40,499.22 × 8,279.58
  4. Step 4: Simplify right side
    26,999.48x = 335,316,531.93
  5. Step 5: Solve for x
    x = 335,316,531.93/26,999.48
  6. Step 6: Final answer
    x = 12,419.37

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Similar ratio
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1.5x scale

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.