Home / 14,305.44-19,742.42-7,932.76

Finding the Fourth Proportional to 14,305.44, 19,742.42 and 7,932.76

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Solution

The fourth proportional to 14,305.44, 19,742.42 and 7,932.76 is: 10,947.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,305.44 : 19,742.42 = 7,932.76 : x
  2. Step 2: Convert to fraction form
    14,305.44/19,742.42 = 7,932.76/x
  3. Step 3: Cross multiply
    14,305.44x = 19,742.42 × 7,932.76
  4. Step 4: Simplify right side
    14,305.44x = 156,611,879.68
  5. Step 5: Solve for x
    x = 156,611,879.68/14,305.44
  6. Step 6: Final answer
    x = 10,947.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.