Home / 61,819.09-92,736.07-21,829.85

Finding the Fourth Proportional to 61,819.09, 92,736.07 and 21,829.85

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Solution

The fourth proportional to 61,819.09, 92,736.07 and 21,829.85 is: 32,747.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,819.09 : 92,736.07 = 21,829.85 : x
  2. Step 2: Convert to fraction form
    61,819.09/92,736.07 = 21,829.85/x
  3. Step 3: Cross multiply
    61,819.09x = 92,736.07 × 21,829.85
  4. Step 4: Simplify right side
    61,819.09x = 2,024,414,034.01
  5. Step 5: Solve for x
    x = 2,024,414,034.01/61,819.09
  6. Step 6: Final answer
    x = 32,747.39

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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.