Home / 21,769.43-32,610.06-18,249.44

Finding the Fourth Proportional to 21,769.43, 32,610.06 and 18,249.44

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Solution

The fourth proportional to 21,769.43, 32,610.06 and 18,249.44 is: 27,337.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,769.43 : 32,610.06 = 18,249.44 : x
  2. Step 2: Convert to fraction form
    21,769.43/32,610.06 = 18,249.44/x
  3. Step 3: Cross multiply
    21,769.43x = 32,610.06 × 18,249.44
  4. Step 4: Simplify right side
    21,769.43x = 595,115,170.32
  5. Step 5: Solve for x
    x = 595,115,170.32/21,769.43
  6. Step 6: Final answer
    x = 27,337.20

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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.