Home / 13,327.29-19,992.92-4,439.70

Finding the Fourth Proportional to 13,327.29, 19,992.92 and 4,439.70

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Solution

The fourth proportional to 13,327.29, 19,992.92 and 4,439.70 is: 6,660.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327.29 : 19,992.92 = 4,439.70 : x
  2. Step 2: Convert to fraction form
    13,327.29/19,992.92 = 4,439.70/x
  3. Step 3: Cross multiply
    13,327.29x = 19,992.92 × 4,439.70
  4. Step 4: Simplify right side
    13,327.29x = 88,762,544.73
  5. Step 5: Solve for x
    x = 88,762,544.73/13,327.29
  6. Step 6: Final answer
    x = 6,660.21

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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.