Home / 45,034.88-67,546.24-11,757.28

Finding the Fourth Proportional to 45,034.88, 67,546.24 and 11,757.28

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Solution

The fourth proportional to 45,034.88, 67,546.24 and 11,757.28 is: 17,634.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,034.88 : 67,546.24 = 11,757.28 : x
  2. Step 2: Convert to fraction form
    45,034.88/67,546.24 = 11,757.28/x
  3. Step 3: Cross multiply
    45,034.88x = 67,546.24 × 11,757.28
  4. Step 4: Simplify right side
    45,034.88x = 794,160,056.63
  5. Step 5: Solve for x
    x = 794,160,056.63/45,034.88
  6. Step 6: Final answer
    x = 17,634.33

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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.