Home / 33,957.77-50,929.36-21,301.42

Finding the Fourth Proportional to 33,957.77, 50,929.36 and 21,301.42

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Solution

The fourth proportional to 33,957.77, 50,929.36 and 21,301.42 is: 31,947.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,957.77 : 50,929.36 = 21,301.42 : x
  2. Step 2: Convert to fraction form
    33,957.77/50,929.36 = 21,301.42/x
  3. Step 3: Cross multiply
    33,957.77x = 50,929.36 × 21,301.42
  4. Step 4: Simplify right side
    33,957.77x = 1,084,867,665.79
  5. Step 5: Solve for x
    x = 1,084,867,665.79/33,957.77
  6. Step 6: Final answer
    x = 31,947.55

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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.