Home / 38,511.86-57,764.44-27,315.33

Finding the Fourth Proportional to 38,511.86, 57,764.44 and 27,315.33

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Solution

The fourth proportional to 38,511.86, 57,764.44 and 27,315.33 is: 40,970.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,511.86 : 57,764.44 = 27,315.33 : x
  2. Step 2: Convert to fraction form
    38,511.86/57,764.44 = 27,315.33/x
  3. Step 3: Cross multiply
    38,511.86x = 57,764.44 × 27,315.33
  4. Step 4: Simplify right side
    38,511.86x = 1,577,854,558.39
  5. Step 5: Solve for x
    x = 1,577,854,558.39/38,511.86
  6. Step 6: Final answer
    x = 40,970.62

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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.