Home / 34,814.12-52,221.47-12,627

Finding the Fourth Proportional to 34,814.12, 52,221.47 and 12,627

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Solution

The fourth proportional to 34,814.12, 52,221.47 and 12,627 is: 18,940.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,814.12 : 52,221.47 = 12,627 : x
  2. Step 2: Convert to fraction form
    34,814.12/52,221.47 = 12,627/x
  3. Step 3: Cross multiply
    34,814.12x = 52,221.47 × 12,627
  4. Step 4: Simplify right side
    34,814.12x = 659,400,438.56
  5. Step 5: Solve for x
    x = 659,400,438.56/34,814.12
  6. Step 6: Final answer
    x = 18,940.61

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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.