Home / 11,538.25-17,295.68-5,302.72

Finding the Fourth Proportional to 11,538.25, 17,295.68 and 5,302.72

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Solution

The fourth proportional to 11,538.25, 17,295.68 and 5,302.72 is: 7,948.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,538.25 : 17,295.68 = 5,302.72 : x
  2. Step 2: Convert to fraction form
    11,538.25/17,295.68 = 5,302.72/x
  3. Step 3: Cross multiply
    11,538.25x = 17,295.68 × 5,302.72
  4. Step 4: Simplify right side
    11,538.25x = 91,714,056.01
  5. Step 5: Solve for x
    x = 91,714,056.01/11,538.25
  6. Step 6: Final answer
    x = 7,948.70

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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.