Home / 34,759.86-52,139.22-8,464.56

Finding the Fourth Proportional to 34,759.86, 52,139.22 and 8,464.56

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Solution

The fourth proportional to 34,759.86, 52,139.22 and 8,464.56 is: 12,696.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,759.86 : 52,139.22 = 8,464.56 : x
  2. Step 2: Convert to fraction form
    34,759.86/52,139.22 = 8,464.56/x
  3. Step 3: Cross multiply
    34,759.86x = 52,139.22 × 8,464.56
  4. Step 4: Simplify right side
    34,759.86x = 441,335,556.04
  5. Step 5: Solve for x
    x = 441,335,556.04/34,759.86
  6. Step 6: Final answer
    x = 12,696.70

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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.