Home / 18,832.05-28,253.16-5,684.85

Finding the Fourth Proportional to 18,832.05, 28,253.16 and 5,684.85

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Solution

The fourth proportional to 18,832.05, 28,253.16 and 5,684.85 is: 8,528.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,832.05 : 28,253.16 = 5,684.85 : x
  2. Step 2: Convert to fraction form
    18,832.05/28,253.16 = 5,684.85/x
  3. Step 3: Cross multiply
    18,832.05x = 28,253.16 × 5,684.85
  4. Step 4: Simplify right side
    18,832.05x = 160,614,976.63
  5. Step 5: Solve for x
    x = 160,614,976.63/18,832.05
  6. Step 6: Final answer
    x = 8,528.81

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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.