Home / 38,127.76-57,194.32-11,829.04

Finding the Fourth Proportional to 38,127.76, 57,194.32 and 11,829.04

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Solution

The fourth proportional to 38,127.76, 57,194.32 and 11,829.04 is: 17,744.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,127.76 : 57,194.32 = 11,829.04 : x
  2. Step 2: Convert to fraction form
    38,127.76/57,194.32 = 11,829.04/x
  3. Step 3: Cross multiply
    38,127.76x = 57,194.32 × 11,829.04
  4. Step 4: Simplify right side
    38,127.76x = 676,553,899.05
  5. Step 5: Solve for x
    x = 676,553,899.05/38,127.76
  6. Step 6: Final answer
    x = 17,744.39

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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.