Home / 13,613.32-20,414.94-4,845.88

Finding the Fourth Proportional to 13,613.32, 20,414.94 and 4,845.88

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Solution

The fourth proportional to 13,613.32, 20,414.94 and 4,845.88 is: 7,267.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,613.32 : 20,414.94 = 4,845.88 : x
  2. Step 2: Convert to fraction form
    13,613.32/20,414.94 = 4,845.88/x
  3. Step 3: Cross multiply
    13,613.32x = 20,414.94 × 4,845.88
  4. Step 4: Simplify right side
    13,613.32x = 98,928,349.45
  5. Step 5: Solve for x
    x = 98,928,349.45/13,613.32
  6. Step 6: Final answer
    x = 7,267.03

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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.