Home / 35,819.70-53,731.23-11,805.52

Finding the Fourth Proportional to 35,819.70, 53,731.23 and 11,805.52

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Solution

The fourth proportional to 35,819.70, 53,731.23 and 11,805.52 is: 17,708.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,819.70 : 53,731.23 = 11,805.52 : x
  2. Step 2: Convert to fraction form
    35,819.70/53,731.23 = 11,805.52/x
  3. Step 3: Cross multiply
    35,819.70x = 53,731.23 × 11,805.52
  4. Step 4: Simplify right side
    35,819.70x = 634,325,110.39
  5. Step 5: Solve for x
    x = 634,325,110.39/35,819.70
  6. Step 6: Final answer
    x = 17,708.83

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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.