Home / 50,933.88-76,389.48-21,385.08

Finding the Fourth Proportional to 50,933.88, 76,389.48 and 21,385.08

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Solution

The fourth proportional to 50,933.88, 76,389.48 and 21,385.08 is: 32,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,933.88 : 76,389.48 = 21,385.08 : x
  2. Step 2: Convert to fraction form
    50,933.88/76,389.48 = 21,385.08/x
  3. Step 3: Cross multiply
    50,933.88x = 76,389.48 × 21,385.08
  4. Step 4: Simplify right side
    50,933.88x = 1,633,595,140.96
  5. Step 5: Solve for x
    x = 1,633,595,140.96/50,933.88
  6. Step 6: Final answer
    x = 32,072.86

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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.