Home / 50,223.62-75,332.99-18,639.84

Finding the Fourth Proportional to 50,223.62, 75,332.99 and 18,639.84

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Solution

The fourth proportional to 50,223.62, 75,332.99 and 18,639.84 is: 27,958.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,223.62 : 75,332.99 = 18,639.84 : x
  2. Step 2: Convert to fraction form
    50,223.62/75,332.99 = 18,639.84/x
  3. Step 3: Cross multiply
    50,223.62x = 75,332.99 × 18,639.84
  4. Step 4: Simplify right side
    50,223.62x = 1,404,194,787.12
  5. Step 5: Solve for x
    x = 1,404,194,787.12/50,223.62
  6. Step 6: Final answer
    x = 27,958.86

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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.