Home / 26,713.44-36,872.24-18,757.60

Finding the Fourth Proportional to 26,713.44, 36,872.24 and 18,757.60

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Solution

The fourth proportional to 26,713.44, 36,872.24 and 18,757.60 is: 25,890.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,713.44 : 36,872.24 = 18,757.60 : x
  2. Step 2: Convert to fraction form
    26,713.44/36,872.24 = 18,757.60/x
  3. Step 3: Cross multiply
    26,713.44x = 36,872.24 × 18,757.60
  4. Step 4: Simplify right side
    26,713.44x = 691,634,729.02
  5. Step 5: Solve for x
    x = 691,634,729.02/26,713.44
  6. Step 6: Final answer
    x = 25,890.89

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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.