Home / 13,734.88-20,608.46-6,335.36

Finding the Fourth Proportional to 13,734.88, 20,608.46 and 6,335.36

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Solution

The fourth proportional to 13,734.88, 20,608.46 and 6,335.36 is: 9,505.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,734.88 : 20,608.46 = 6,335.36 : x
  2. Step 2: Convert to fraction form
    13,734.88/20,608.46 = 6,335.36/x
  3. Step 3: Cross multiply
    13,734.88x = 20,608.46 × 6,335.36
  4. Step 4: Simplify right side
    13,734.88x = 130,562,013.15
  5. Step 5: Solve for x
    x = 130,562,013.15/13,734.88
  6. Step 6: Final answer
    x = 9,505.87

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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.