Home / 53,015.73-73,162.62-29,143.41

Finding the Fourth Proportional to 53,015.73, 73,162.62 and 29,143.41

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Solution

The fourth proportional to 53,015.73, 73,162.62 and 29,143.41 is: 40,218.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,015.73 : 73,162.62 = 29,143.41 : x
  2. Step 2: Convert to fraction form
    53,015.73/73,162.62 = 29,143.41/x
  3. Step 3: Cross multiply
    53,015.73x = 73,162.62 × 29,143.41
  4. Step 4: Simplify right side
    53,015.73x = 2,132,208,231.33
  5. Step 5: Solve for x
    x = 2,132,208,231.33/53,015.73
  6. Step 6: Final answer
    x = 40,218.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.