Home / 13,042.22-17,998.26-7,453.22

Finding the Fourth Proportional to 13,042.22, 17,998.26 and 7,453.22

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Solution

The fourth proportional to 13,042.22, 17,998.26 and 7,453.22 is: 10,285.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,042.22 : 17,998.26 = 7,453.22 : x
  2. Step 2: Convert to fraction form
    13,042.22/17,998.26 = 7,453.22/x
  3. Step 3: Cross multiply
    13,042.22x = 17,998.26 × 7,453.22
  4. Step 4: Simplify right side
    13,042.22x = 134,144,982.87
  5. Step 5: Solve for x
    x = 134,144,982.87/13,042.22
  6. Step 6: Final answer
    x = 10,285.44

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1.5x scale

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.