Home / 20,613.52-30,919.92-6,573.34

Finding the Fourth Proportional to 20,613.52, 30,919.92 and 6,573.34

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Solution

The fourth proportional to 20,613.52, 30,919.92 and 6,573.34 is: 9,859.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,613.52 : 30,919.92 = 6,573.34 : x
  2. Step 2: Convert to fraction form
    20,613.52/30,919.92 = 6,573.34/x
  3. Step 3: Cross multiply
    20,613.52x = 30,919.92 × 6,573.34
  4. Step 4: Simplify right side
    20,613.52x = 203,247,146.93
  5. Step 5: Solve for x
    x = 203,247,146.93/20,613.52
  6. Step 6: Final answer
    x = 9,859.90

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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.