Home / 13,351.88-20,010.29-9,825.37

Finding the Fourth Proportional to 13,351.88, 20,010.29 and 9,825.37

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Solution

The fourth proportional to 13,351.88, 20,010.29 and 9,825.37 is: 14,725.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,351.88 : 20,010.29 = 9,825.37 : x
  2. Step 2: Convert to fraction form
    13,351.88/20,010.29 = 9,825.37/x
  3. Step 3: Cross multiply
    13,351.88x = 20,010.29 × 9,825.37
  4. Step 4: Simplify right side
    13,351.88x = 196,608,453.93
  5. Step 5: Solve for x
    x = 196,608,453.93/13,351.88
  6. Step 6: Final answer
    x = 14,725.16

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1.5x scale

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.