Home / 50,943.76-76,391.06-21,353.65

Finding the Fourth Proportional to 50,943.76, 76,391.06 and 21,353.65

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Solution

The fourth proportional to 50,943.76, 76,391.06 and 21,353.65 is: 32,020.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,943.76 : 76,391.06 = 21,353.65 : x
  2. Step 2: Convert to fraction form
    50,943.76/76,391.06 = 21,353.65/x
  3. Step 3: Cross multiply
    50,943.76x = 76,391.06 × 21,353.65
  4. Step 4: Simplify right side
    50,943.76x = 1,631,227,660.62
  5. Step 5: Solve for x
    x = 1,631,227,660.62/50,943.76
  6. Step 6: Final answer
    x = 32,020.17

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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.