Home / 13,464.61-20,195.48-3,604.88

Finding the Fourth Proportional to 13,464.61, 20,195.48 and 3,604.88

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Solution

The fourth proportional to 13,464.61, 20,195.48 and 3,604.88 is: 5,406.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464.61 : 20,195.48 = 3,604.88 : x
  2. Step 2: Convert to fraction form
    13,464.61/20,195.48 = 3,604.88/x
  3. Step 3: Cross multiply
    13,464.61x = 20,195.48 × 3,604.88
  4. Step 4: Simplify right side
    13,464.61x = 72,802,341.44
  5. Step 5: Solve for x
    x = 72,802,341.44/13,464.61
  6. Step 6: Final answer
    x = 5,406.94

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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.