Home / 38,541.28-57,814.44-11,884

Finding the Fourth Proportional to 38,541.28, 57,814.44 and 11,884

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Solution

The fourth proportional to 38,541.28, 57,814.44 and 11,884 is: 17,826.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,541.28 : 57,814.44 = 11,884 : x
  2. Step 2: Convert to fraction form
    38,541.28/57,814.44 = 11,884/x
  3. Step 3: Cross multiply
    38,541.28x = 57,814.44 × 11,884
  4. Step 4: Simplify right side
    38,541.28x = 687,066,804.96
  5. Step 5: Solve for x
    x = 687,066,804.96/38,541.28
  6. Step 6: Final answer
    x = 17,826.78

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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.