Home / 13,832.52-20,716.29-6,790.56

Finding the Fourth Proportional to 13,832.52, 20,716.29 and 6,790.56

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Solution

The fourth proportional to 13,832.52, 20,716.29 and 6,790.56 is: 10,169.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,832.52 : 20,716.29 = 6,790.56 : x
  2. Step 2: Convert to fraction form
    13,832.52/20,716.29 = 6,790.56/x
  3. Step 3: Cross multiply
    13,832.52x = 20,716.29 × 6,790.56
  4. Step 4: Simplify right side
    13,832.52x = 140,675,210.22
  5. Step 5: Solve for x
    x = 140,675,210.22/13,832.52
  6. Step 6: Final answer
    x = 10,169.89

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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.