Home / 13,035.60-17,989.26-7,067.31

Finding the Fourth Proportional to 13,035.60, 17,989.26 and 7,067.31

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Solution

The fourth proportional to 13,035.60, 17,989.26 and 7,067.31 is: 9,752.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.60 : 17,989.26 = 7,067.31 : x
  2. Step 2: Convert to fraction form
    13,035.60/17,989.26 = 7,067.31/x
  3. Step 3: Cross multiply
    13,035.60x = 17,989.26 × 7,067.31
  4. Step 4: Simplify right side
    13,035.60x = 127,135,677.09
  5. Step 5: Solve for x
    x = 127,135,677.09/13,035.60
  6. Step 6: Final answer
    x = 9,752.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.