Home / 15,585.39-23,379.27-5,197.14

Finding the Fourth Proportional to 15,585.39, 23,379.27 and 5,197.14

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Solution

The fourth proportional to 15,585.39, 23,379.27 and 5,197.14 is: 7,796.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,585.39 : 23,379.27 = 5,197.14 : x
  2. Step 2: Convert to fraction form
    15,585.39/23,379.27 = 5,197.14/x
  3. Step 3: Cross multiply
    15,585.39x = 23,379.27 × 5,197.14
  4. Step 4: Simplify right side
    15,585.39x = 121,505,339.29
  5. Step 5: Solve for x
    x = 121,505,339.29/15,585.39
  6. Step 6: Final answer
    x = 7,796.11

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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.