Home / 50,282.49-75,433.46-19,115.31

Finding the Fourth Proportional to 50,282.49, 75,433.46 and 19,115.31

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Solution

The fourth proportional to 50,282.49, 75,433.46 and 19,115.31 is: 28,676.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,282.49 : 75,433.46 = 19,115.31 : x
  2. Step 2: Convert to fraction form
    50,282.49/75,433.46 = 19,115.31/x
  3. Step 3: Cross multiply
    50,282.49x = 75,433.46 × 19,115.31
  4. Step 4: Simplify right side
    50,282.49x = 1,441,933,972.27
  5. Step 5: Solve for x
    x = 1,441,933,972.27/50,282.49
  6. Step 6: Final answer
    x = 28,676.66

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1.5x scale

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.