Home / 51,431.88-77,023.26-35,592.54

Finding the Fourth Proportional to 51,431.88, 77,023.26 and 35,592.54

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Solution

The fourth proportional to 51,431.88, 77,023.26 and 35,592.54 is: 53,302.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,431.88 : 77,023.26 = 35,592.54 : x
  2. Step 2: Convert to fraction form
    51,431.88/77,023.26 = 35,592.54/x
  3. Step 3: Cross multiply
    51,431.88x = 77,023.26 × 35,592.54
  4. Step 4: Simplify right side
    51,431.88x = 2,741,453,462.48
  5. Step 5: Solve for x
    x = 2,741,453,462.48/51,431.88
  6. Step 6: Final answer
    x = 53,302.61

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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.