Home / 13,537.44-20,250-12,708

Finding the Fourth Proportional to 13,537.44, 20,250 and 12,708

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Solution

The fourth proportional to 13,537.44, 20,250 and 12,708 is: 19,009.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,537.44 : 20,250 = 12,708 : x
  2. Step 2: Convert to fraction form
    13,537.44/20,250 = 12,708/x
  3. Step 3: Cross multiply
    13,537.44x = 20,250 × 12,708
  4. Step 4: Simplify right side
    13,537.44x = 257,337,000
  5. Step 5: Solve for x
    x = 257,337,000/13,537.44
  6. Step 6: Final answer
    x = 19,009.28

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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.