Home / 37,129.86-51,218.51-22,007.97

Finding the Fourth Proportional to 37,129.86, 51,218.51 and 22,007.97

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Solution

The fourth proportional to 37,129.86, 51,218.51 and 22,007.97 is: 30,358.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,129.86 : 51,218.51 = 22,007.97 : x
  2. Step 2: Convert to fraction form
    37,129.86/51,218.51 = 22,007.97/x
  3. Step 3: Cross multiply
    37,129.86x = 51,218.51 × 22,007.97
  4. Step 4: Simplify right side
    37,129.86x = 1,127,215,321.48
  5. Step 5: Solve for x
    x = 1,127,215,321.48/37,129.86
  6. Step 6: Final answer
    x = 30,358.73

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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.