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Finding the Fourth Proportional to 36,573, 50,470.80 and 19,806

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Solution

The fourth proportional to 36,573, 50,470.80 and 19,806 is: 27,332.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,573 : 50,470.80 = 19,806 : x
  2. Step 2: Convert to fraction form
    36,573/50,470.80 = 19,806/x
  3. Step 3: Cross multiply
    36,573x = 50,470.80 × 19,806
  4. Step 4: Simplify right side
    36,573x = 999,624,664.80
  5. Step 5: Solve for x
    x = 999,624,664.80/36,573
  6. Step 6: Final answer
    x = 27,332.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.