Home / 45,517.24-68,261.09-17,435.80

Finding the Fourth Proportional to 45,517.24, 68,261.09 and 17,435.80

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Solution

The fourth proportional to 45,517.24, 68,261.09 and 17,435.80 is: 26,148.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,517.24 : 68,261.09 = 17,435.80 : x
  2. Step 2: Convert to fraction form
    45,517.24/68,261.09 = 17,435.80/x
  3. Step 3: Cross multiply
    45,517.24x = 68,261.09 × 17,435.80
  4. Step 4: Simplify right side
    45,517.24x = 1,190,186,713.02
  5. Step 5: Solve for x
    x = 1,190,186,713.02/45,517.24
  6. Step 6: Final answer
    x = 26,148.04

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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.