Home / 33,287.90-49,943.49-20,793.27

Finding the Fourth Proportional to 33,287.90, 49,943.49 and 20,793.27

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Solution

The fourth proportional to 33,287.90, 49,943.49 and 20,793.27 is: 31,197.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,287.90 : 49,943.49 = 20,793.27 : x
  2. Step 2: Convert to fraction form
    33,287.90/49,943.49 = 20,793.27/x
  3. Step 3: Cross multiply
    33,287.90x = 49,943.49 × 20,793.27
  4. Step 4: Simplify right side
    33,287.90x = 1,038,488,581.63
  5. Step 5: Solve for x
    x = 1,038,488,581.63/33,287.90
  6. Step 6: Final answer
    x = 31,197.18

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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.