Home / 13,757.67-20,637.87-4,993.26

Finding the Fourth Proportional to 13,757.67, 20,637.87 and 4,993.26

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Solution

The fourth proportional to 13,757.67, 20,637.87 and 4,993.26 is: 7,490.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,757.67 : 20,637.87 = 4,993.26 : x
  2. Step 2: Convert to fraction form
    13,757.67/20,637.87 = 4,993.26/x
  3. Step 3: Cross multiply
    13,757.67x = 20,637.87 × 4,993.26
  4. Step 4: Simplify right side
    13,757.67x = 103,050,250.76
  5. Step 5: Solve for x
    x = 103,050,250.76/13,757.67
  6. Step 6: Final answer
    x = 7,490.39

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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.