Home / 51,023.52-76,540.84-17,313.88

Finding the Fourth Proportional to 51,023.52, 76,540.84 and 17,313.88

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Solution

The fourth proportional to 51,023.52, 76,540.84 and 17,313.88 is: 25,972.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,023.52 : 76,540.84 = 17,313.88 : x
  2. Step 2: Convert to fraction form
    51,023.52/76,540.84 = 17,313.88/x
  3. Step 3: Cross multiply
    51,023.52x = 76,540.84 × 17,313.88
  4. Step 4: Simplify right side
    51,023.52x = 1,325,218,918.86
  5. Step 5: Solve for x
    x = 1,325,218,918.86/51,023.52
  6. Step 6: Final answer
    x = 25,972.71

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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.