Home / 29,731.86-44,605.20-20,983.86

Finding the Fourth Proportional to 29,731.86, 44,605.20 and 20,983.86

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Solution

The fourth proportional to 29,731.86, 44,605.20 and 20,983.86 is: 31,481.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,731.86 : 44,605.20 = 20,983.86 : x
  2. Step 2: Convert to fraction form
    29,731.86/44,605.20 = 20,983.86/x
  3. Step 3: Cross multiply
    29,731.86x = 44,605.20 × 20,983.86
  4. Step 4: Simplify right side
    29,731.86x = 935,989,272.07
  5. Step 5: Solve for x
    x = 935,989,272.07/29,731.86
  6. Step 6: Final answer
    x = 31,481.02

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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.