Home / 13,350.13-20,026.41-5,450.83

Finding the Fourth Proportional to 13,350.13, 20,026.41 and 5,450.83

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Solution

The fourth proportional to 13,350.13, 20,026.41 and 5,450.83 is: 8,176.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350.13 : 20,026.41 = 5,450.83 : x
  2. Step 2: Convert to fraction form
    13,350.13/20,026.41 = 5,450.83/x
  3. Step 3: Cross multiply
    13,350.13x = 20,026.41 × 5,450.83
  4. Step 4: Simplify right side
    13,350.13x = 109,160,556.42
  5. Step 5: Solve for x
    x = 109,160,556.42/13,350.13
  6. Step 6: Final answer
    x = 8,176.74

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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.