Home / 38,364.54-52,942.94-21,367.79

Finding the Fourth Proportional to 38,364.54, 52,942.94 and 21,367.79

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Solution

The fourth proportional to 38,364.54, 52,942.94 and 21,367.79 is: 29,487.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,364.54 : 52,942.94 = 21,367.79 : x
  2. Step 2: Convert to fraction form
    38,364.54/52,942.94 = 21,367.79/x
  3. Step 3: Cross multiply
    38,364.54x = 52,942.94 × 21,367.79
  4. Step 4: Simplify right side
    38,364.54x = 1,131,273,252.35
  5. Step 5: Solve for x
    x = 1,131,273,252.35/38,364.54
  6. Step 6: Final answer
    x = 29,487.47

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1.5x scale

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.