Home / 34,062.40-51,072.52-14,330.80

Finding the Fourth Proportional to 34,062.40, 51,072.52 and 14,330.80

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Solution

The fourth proportional to 34,062.40, 51,072.52 and 14,330.80 is: 21,487.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,062.40 : 51,072.52 = 14,330.80 : x
  2. Step 2: Convert to fraction form
    34,062.40/51,072.52 = 14,330.80/x
  3. Step 3: Cross multiply
    34,062.40x = 51,072.52 × 14,330.80
  4. Step 4: Simplify right side
    34,062.40x = 731,910,069.62
  5. Step 5: Solve for x
    x = 731,910,069.62/34,062.40
  6. Step 6: Final answer
    x = 21,487.33

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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.