Home / 13,729.33-20,593.80-4,369.93

Finding the Fourth Proportional to 13,729.33, 20,593.80 and 4,369.93

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Solution

The fourth proportional to 13,729.33, 20,593.80 and 4,369.93 is: 6,554.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,729.33 : 20,593.80 = 4,369.93 : x
  2. Step 2: Convert to fraction form
    13,729.33/20,593.80 = 4,369.93/x
  3. Step 3: Cross multiply
    13,729.33x = 20,593.80 × 4,369.93
  4. Step 4: Simplify right side
    13,729.33x = 89,993,464.43
  5. Step 5: Solve for x
    x = 89,993,464.43/13,729.33
  6. Step 6: Final answer
    x = 6,554.83

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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.