Home / 13,759.44-20,641.92-4,399.17

Finding the Fourth Proportional to 13,759.44, 20,641.92 and 4,399.17

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Solution

The fourth proportional to 13,759.44, 20,641.92 and 4,399.17 is: 6,599.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,759.44 : 20,641.92 = 4,399.17 : x
  2. Step 2: Convert to fraction form
    13,759.44/20,641.92 = 4,399.17/x
  3. Step 3: Cross multiply
    13,759.44x = 20,641.92 × 4,399.17
  4. Step 4: Simplify right side
    13,759.44x = 90,807,212.00
  5. Step 5: Solve for x
    x = 90,807,212.00/13,759.44
  6. Step 6: Final answer
    x = 6,599.63

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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.