Home / 34,220.67-51,322.09-14,489.07

Finding the Fourth Proportional to 34,220.67, 51,322.09 and 14,489.07

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Solution

The fourth proportional to 34,220.67, 51,322.09 and 14,489.07 is: 21,729.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,220.67 : 51,322.09 = 14,489.07 : x
  2. Step 2: Convert to fraction form
    34,220.67/51,322.09 = 14,489.07/x
  3. Step 3: Cross multiply
    34,220.67x = 51,322.09 × 14,489.07
  4. Step 4: Simplify right side
    34,220.67x = 743,609,354.56
  5. Step 5: Solve for x
    x = 743,609,354.56/34,220.67
  6. Step 6: Final answer
    x = 21,729.83

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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.