Home / 13,465.55-20,198.02-3,604.83

Finding the Fourth Proportional to 13,465.55, 20,198.02 and 3,604.83

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Solution

The fourth proportional to 13,465.55, 20,198.02 and 3,604.83 is: 5,407.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.55 : 20,198.02 = 3,604.83 : x
  2. Step 2: Convert to fraction form
    13,465.55/20,198.02 = 3,604.83/x
  3. Step 3: Cross multiply
    13,465.55x = 20,198.02 × 3,604.83
  4. Step 4: Simplify right side
    13,465.55x = 72,810,428.44
  5. Step 5: Solve for x
    x = 72,810,428.44/13,465.55
  6. Step 6: Final answer
    x = 5,407.16

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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.