Home / 41,128.56-56,757.48-22,265.76

Finding the Fourth Proportional to 41,128.56, 56,757.48 and 22,265.76

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Solution

The fourth proportional to 41,128.56, 56,757.48 and 22,265.76 is: 30,726.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,128.56 : 56,757.48 = 22,265.76 : x
  2. Step 2: Convert to fraction form
    41,128.56/56,757.48 = 22,265.76/x
  3. Step 3: Cross multiply
    41,128.56x = 56,757.48 × 22,265.76
  4. Step 4: Simplify right side
    41,128.56x = 1,263,748,427.88
  5. Step 5: Solve for x
    x = 1,263,748,427.88/41,128.56
  6. Step 6: Final answer
    x = 30,726.79

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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.