Home / 20,744.52-31,111.92-5,950.68

Finding the Fourth Proportional to 20,744.52, 31,111.92 and 5,950.68

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Solution

The fourth proportional to 20,744.52, 31,111.92 and 5,950.68 is: 8,924.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,744.52 : 31,111.92 = 5,950.68 : x
  2. Step 2: Convert to fraction form
    20,744.52/31,111.92 = 5,950.68/x
  3. Step 3: Cross multiply
    20,744.52x = 31,111.92 × 5,950.68
  4. Step 4: Simplify right side
    20,744.52x = 185,137,080.11
  5. Step 5: Solve for x
    x = 185,137,080.11/20,744.52
  6. Step 6: Final answer
    x = 8,924.63

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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.