Home / 43,786.55-65,679.54-17,135.24

Finding the Fourth Proportional to 43,786.55, 65,679.54 and 17,135.24

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Solution

The fourth proportional to 43,786.55, 65,679.54 and 17,135.24 is: 25,702.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,786.55 : 65,679.54 = 17,135.24 : x
  2. Step 2: Convert to fraction form
    43,786.55/65,679.54 = 17,135.24/x
  3. Step 3: Cross multiply
    43,786.55x = 65,679.54 × 17,135.24
  4. Step 4: Simplify right side
    43,786.55x = 1,125,434,288.33
  5. Step 5: Solve for x
    x = 1,125,434,288.33/43,786.55
  6. Step 6: Final answer
    x = 25,702.74

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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.