Home / 45,409.11-68,104.19-17,322.86

Finding the Fourth Proportional to 45,409.11, 68,104.19 and 17,322.86

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Solution

The fourth proportional to 45,409.11, 68,104.19 and 17,322.86 is: 25,980.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,409.11 : 68,104.19 = 17,322.86 : x
  2. Step 2: Convert to fraction form
    45,409.11/68,104.19 = 17,322.86/x
  3. Step 3: Cross multiply
    45,409.11x = 68,104.19 × 17,322.86
  4. Step 4: Simplify right side
    45,409.11x = 1,179,759,562.35
  5. Step 5: Solve for x
    x = 1,179,759,562.35/45,409.11
  6. Step 6: Final answer
    x = 25,980.68

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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.