Home / 13,103.73-19,659.24-4,344.80

Finding the Fourth Proportional to 13,103.73, 19,659.24 and 4,344.80

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Solution

The fourth proportional to 13,103.73, 19,659.24 and 4,344.80 is: 6,518.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,103.73 : 19,659.24 = 4,344.80 : x
  2. Step 2: Convert to fraction form
    13,103.73/19,659.24 = 4,344.80/x
  3. Step 3: Cross multiply
    13,103.73x = 19,659.24 × 4,344.80
  4. Step 4: Simplify right side
    13,103.73x = 85,415,367.66
  5. Step 5: Solve for x
    x = 85,415,367.66/13,103.73
  6. Step 6: Final answer
    x = 6,518.40

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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.