Home / 13,453.24-20,191.38-10,734.52

Finding the Fourth Proportional to 13,453.24, 20,191.38 and 10,734.52

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Solution

The fourth proportional to 13,453.24, 20,191.38 and 10,734.52 is: 16,110.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,453.24 : 20,191.38 = 10,734.52 : x
  2. Step 2: Convert to fraction form
    13,453.24/20,191.38 = 10,734.52/x
  3. Step 3: Cross multiply
    13,453.24x = 20,191.38 × 10,734.52
  4. Step 4: Simplify right side
    13,453.24x = 216,744,772.44
  5. Step 5: Solve for x
    x = 216,744,772.44/13,453.24
  6. Step 6: Final answer
    x = 16,110.97

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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.