Home / 50,986.77-76,480.26-19,389.42

Finding the Fourth Proportional to 50,986.77, 76,480.26 and 19,389.42

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Solution

The fourth proportional to 50,986.77, 76,480.26 and 19,389.42 is: 29,084.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,986.77 : 76,480.26 = 19,389.42 : x
  2. Step 2: Convert to fraction form
    50,986.77/76,480.26 = 19,389.42/x
  3. Step 3: Cross multiply
    50,986.77x = 76,480.26 × 19,389.42
  4. Step 4: Simplify right side
    50,986.77x = 1,482,907,882.85
  5. Step 5: Solve for x
    x = 1,482,907,882.85/50,986.77
  6. Step 6: Final answer
    x = 29,084.17

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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.