Home / 20,336.85-30,502.12-5,546.97

Finding the Fourth Proportional to 20,336.85, 30,502.12 and 5,546.97

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Solution

The fourth proportional to 20,336.85, 30,502.12 and 5,546.97 is: 8,319.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,336.85 : 30,502.12 = 5,546.97 : x
  2. Step 2: Convert to fraction form
    20,336.85/30,502.12 = 5,546.97/x
  3. Step 3: Cross multiply
    20,336.85x = 30,502.12 × 5,546.97
  4. Step 4: Simplify right side
    20,336.85x = 169,194,344.58
  5. Step 5: Solve for x
    x = 169,194,344.58/20,336.85
  6. Step 6: Final answer
    x = 8,319.59

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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.