Home / 13,404.24-20,098.80-5,604.48

Finding the Fourth Proportional to 13,404.24, 20,098.80 and 5,604.48

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Solution

The fourth proportional to 13,404.24, 20,098.80 and 5,604.48 is: 8,403.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,404.24 : 20,098.80 = 5,604.48 : x
  2. Step 2: Convert to fraction form
    13,404.24/20,098.80 = 5,604.48/x
  3. Step 3: Cross multiply
    13,404.24x = 20,098.80 × 5,604.48
  4. Step 4: Simplify right side
    13,404.24x = 112,643,322.62
  5. Step 5: Solve for x
    x = 112,643,322.62/13,404.24
  6. Step 6: Final answer
    x = 8,403.56

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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.