Home / 41,021.75-56,610.05-22,158.88

Finding the Fourth Proportional to 41,021.75, 56,610.05 and 22,158.88

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Solution

The fourth proportional to 41,021.75, 56,610.05 and 22,158.88 is: 30,579.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,021.75 : 56,610.05 = 22,158.88 : x
  2. Step 2: Convert to fraction form
    41,021.75/56,610.05 = 22,158.88/x
  3. Step 3: Cross multiply
    41,021.75x = 56,610.05 × 22,158.88
  4. Step 4: Simplify right side
    41,021.75x = 1,254,414,910.90
  5. Step 5: Solve for x
    x = 1,254,414,910.90/41,021.75
  6. Step 6: Final answer
    x = 30,579.26

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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.