Home / 19,082.52-26,321.76-13,785.12

Finding the Fourth Proportional to 19,082.52, 26,321.76 and 13,785.12

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Solution

The fourth proportional to 19,082.52, 26,321.76 and 13,785.12 is: 19,014.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.52 : 26,321.76 = 13,785.12 : x
  2. Step 2: Convert to fraction form
    19,082.52/26,321.76 = 13,785.12/x
  3. Step 3: Cross multiply
    19,082.52x = 26,321.76 × 13,785.12
  4. Step 4: Simplify right side
    19,082.52x = 362,848,620.21
  5. Step 5: Solve for x
    x = 362,848,620.21/19,082.52
  6. Step 6: Final answer
    x = 19,014.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.