Home / 10,815.66-16,223.51-3,024.47

Finding the Fourth Proportional to 10,815.66, 16,223.51 and 3,024.47

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Solution

The fourth proportional to 10,815.66, 16,223.51 and 3,024.47 is: 4,536.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815.66 : 16,223.51 = 3,024.47 : x
  2. Step 2: Convert to fraction form
    10,815.66/16,223.51 = 3,024.47/x
  3. Step 3: Cross multiply
    10,815.66x = 16,223.51 × 3,024.47
  4. Step 4: Simplify right side
    10,815.66x = 49,067,519.29
  5. Step 5: Solve for x
    x = 49,067,519.29/10,815.66
  6. Step 6: Final answer
    x = 4,536.71

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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.