Home / 43,952.52-65,939.58-12,788.04

Finding the Fourth Proportional to 43,952.52, 65,939.58 and 12,788.04

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Solution

The fourth proportional to 43,952.52, 65,939.58 and 12,788.04 is: 19,185.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,952.52 : 65,939.58 = 12,788.04 : x
  2. Step 2: Convert to fraction form
    43,952.52/65,939.58 = 12,788.04/x
  3. Step 3: Cross multiply
    43,952.52x = 65,939.58 × 12,788.04
  4. Step 4: Simplify right side
    43,952.52x = 843,237,986.62
  5. Step 5: Solve for x
    x = 843,237,986.62/43,952.52
  6. Step 6: Final answer
    x = 19,185.20

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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.