Home / 28,950.38-43,498.17-18,424.94

Finding the Fourth Proportional to 28,950.38, 43,498.17 and 18,424.94

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Solution

The fourth proportional to 28,950.38, 43,498.17 and 18,424.94 is: 27,683.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,950.38 : 43,498.17 = 18,424.94 : x
  2. Step 2: Convert to fraction form
    28,950.38/43,498.17 = 18,424.94/x
  3. Step 3: Cross multiply
    28,950.38x = 43,498.17 × 18,424.94
  4. Step 4: Simplify right side
    28,950.38x = 801,450,954.87
  5. Step 5: Solve for x
    x = 801,450,954.87/28,950.38
  6. Step 6: Final answer
    x = 27,683.61

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1.5x scale

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.