Home / 18,813.24-28,201.14-10,496.88

Finding the Fourth Proportional to 18,813.24, 28,201.14 and 10,496.88

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Solution

The fourth proportional to 18,813.24, 28,201.14 and 10,496.88 is: 15,734.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,813.24 : 28,201.14 = 10,496.88 : x
  2. Step 2: Convert to fraction form
    18,813.24/28,201.14 = 10,496.88/x
  3. Step 3: Cross multiply
    18,813.24x = 28,201.14 × 10,496.88
  4. Step 4: Simplify right side
    18,813.24x = 296,023,982.44
  5. Step 5: Solve for x
    x = 296,023,982.44/18,813.24
  6. Step 6: Final answer
    x = 15,734.88

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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.