Home / 17,012.10-25,518.54-5,325.68

Finding the Fourth Proportional to 17,012.10, 25,518.54 and 5,325.68

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Solution

The fourth proportional to 17,012.10, 25,518.54 and 5,325.68 is: 7,988.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,012.10 : 25,518.54 = 5,325.68 : x
  2. Step 2: Convert to fraction form
    17,012.10/25,518.54 = 5,325.68/x
  3. Step 3: Cross multiply
    17,012.10x = 25,518.54 × 5,325.68
  4. Step 4: Simplify right side
    17,012.10x = 135,903,578.11
  5. Step 5: Solve for x
    x = 135,903,578.11/17,012.10
  6. Step 6: Final answer
    x = 7,988.64

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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.