Home / 13,583.94-20,371.96-5,262.10

Finding the Fourth Proportional to 13,583.94, 20,371.96 and 5,262.10

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Solution

The fourth proportional to 13,583.94, 20,371.96 and 5,262.10 is: 7,891.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,583.94 : 20,371.96 = 5,262.10 : x
  2. Step 2: Convert to fraction form
    13,583.94/20,371.96 = 5,262.10/x
  3. Step 3: Cross multiply
    13,583.94x = 20,371.96 × 5,262.10
  4. Step 4: Simplify right side
    13,583.94x = 107,199,290.72
  5. Step 5: Solve for x
    x = 107,199,290.72/13,583.94
  6. Step 6: Final answer
    x = 7,891.62

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Why These Related Problems?

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