Home / 50,827.72-76,217.48-18,796.40

Finding the Fourth Proportional to 50,827.72, 76,217.48 and 18,796.40

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Solution

The fourth proportional to 50,827.72, 76,217.48 and 18,796.40 is: 28,185.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,827.72 : 76,217.48 = 18,796.40 : x
  2. Step 2: Convert to fraction form
    50,827.72/76,217.48 = 18,796.40/x
  3. Step 3: Cross multiply
    50,827.72x = 76,217.48 × 18,796.40
  4. Step 4: Simplify right side
    50,827.72x = 1,432,614,241.07
  5. Step 5: Solve for x
    x = 1,432,614,241.07/50,827.72
  6. Step 6: Final answer
    x = 28,185.69

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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.