Home / 34,072.80-51,115.70-11,892.52

Finding the Fourth Proportional to 34,072.80, 51,115.70 and 11,892.52

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Solution

The fourth proportional to 34,072.80, 51,115.70 and 11,892.52 is: 17,841.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,072.80 : 51,115.70 = 11,892.52 : x
  2. Step 2: Convert to fraction form
    34,072.80/51,115.70 = 11,892.52/x
  3. Step 3: Cross multiply
    34,072.80x = 51,115.70 × 11,892.52
  4. Step 4: Simplify right side
    34,072.80x = 607,894,484.56
  5. Step 5: Solve for x
    x = 607,894,484.56/34,072.80
  6. Step 6: Final answer
    x = 17,841.05

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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.