Home / 13,933.08-20,849.72-12,065.44

Finding the Fourth Proportional to 13,933.08, 20,849.72 and 12,065.44

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Solution

The fourth proportional to 13,933.08, 20,849.72 and 12,065.44 is: 18,054.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,933.08 : 20,849.72 = 12,065.44 : x
  2. Step 2: Convert to fraction form
    13,933.08/20,849.72 = 12,065.44/x
  3. Step 3: Cross multiply
    13,933.08x = 20,849.72 × 12,065.44
  4. Step 4: Simplify right side
    13,933.08x = 251,561,045.68
  5. Step 5: Solve for x
    x = 251,561,045.68/13,933.08
  6. Step 6: Final answer
    x = 18,054.95

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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.