Home / 30,268.64-41,764.44-17,690.96

Finding the Fourth Proportional to 30,268.64, 41,764.44 and 17,690.96

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Solution

The fourth proportional to 30,268.64, 41,764.44 and 17,690.96 is: 24,409.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268.64 : 41,764.44 = 17,690.96 : x
  2. Step 2: Convert to fraction form
    30,268.64/41,764.44 = 17,690.96/x
  3. Step 3: Cross multiply
    30,268.64x = 41,764.44 × 17,690.96
  4. Step 4: Simplify right side
    30,268.64x = 738,853,037.46
  5. Step 5: Solve for x
    x = 738,853,037.46/30,268.64
  6. Step 6: Final answer
    x = 24,409.85

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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.