Home / 37,944.86-52,370.97-21,821.61

Finding the Fourth Proportional to 37,944.86, 52,370.97 and 21,821.61

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Solution

The fourth proportional to 37,944.86, 52,370.97 and 21,821.61 is: 30,117.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,944.86 : 52,370.97 = 21,821.61 : x
  2. Step 2: Convert to fraction form
    37,944.86/52,370.97 = 21,821.61/x
  3. Step 3: Cross multiply
    37,944.86x = 52,370.97 × 21,821.61
  4. Step 4: Simplify right side
    37,944.86x = 1,142,818,882.66
  5. Step 5: Solve for x
    x = 1,142,818,882.66/37,944.86
  6. Step 6: Final answer
    x = 30,117.88

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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.