Home / 38,059.20-57,090.42-11,764.44

Finding the Fourth Proportional to 38,059.20, 57,090.42 and 11,764.44

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Solution

The fourth proportional to 38,059.20, 57,090.42 and 11,764.44 is: 17,647.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,059.20 : 57,090.42 = 11,764.44 : x
  2. Step 2: Convert to fraction form
    38,059.20/57,090.42 = 11,764.44/x
  3. Step 3: Cross multiply
    38,059.20x = 57,090.42 × 11,764.44
  4. Step 4: Simplify right side
    38,059.20x = 671,636,820.66
  5. Step 5: Solve for x
    x = 671,636,820.66/38,059.20
  6. Step 6: Final answer
    x = 17,647.16

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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.