Home / 19,391.08-29,101.12-7,546.72

Finding the Fourth Proportional to 19,391.08, 29,101.12 and 7,546.72

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Solution

The fourth proportional to 19,391.08, 29,101.12 and 7,546.72 is: 11,325.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,391.08 : 29,101.12 = 7,546.72 : x
  2. Step 2: Convert to fraction form
    19,391.08/29,101.12 = 7,546.72/x
  3. Step 3: Cross multiply
    19,391.08x = 29,101.12 × 7,546.72
  4. Step 4: Simplify right side
    19,391.08x = 219,618,004.33
  5. Step 5: Solve for x
    x = 219,618,004.33/19,391.08
  6. Step 6: Final answer
    x = 11,325.72

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.