Home / 40,317.66-55,640.22-22,414.50

Finding the Fourth Proportional to 40,317.66, 55,640.22 and 22,414.50

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Solution

The fourth proportional to 40,317.66, 55,640.22 and 22,414.50 is: 30,933.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,317.66 : 55,640.22 = 22,414.50 : x
  2. Step 2: Convert to fraction form
    40,317.66/55,640.22 = 22,414.50/x
  3. Step 3: Cross multiply
    40,317.66x = 55,640.22 × 22,414.50
  4. Step 4: Simplify right side
    40,317.66x = 1,247,147,711.19
  5. Step 5: Solve for x
    x = 1,247,147,711.19/40,317.66
  6. Step 6: Final answer
    x = 30,933.04

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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.