Home / 38,934-53,728.92-24,783.84

Finding the Fourth Proportional to 38,934, 53,728.92 and 24,783.84

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Solution

The fourth proportional to 38,934, 53,728.92 and 24,783.84 is: 34,201.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,934 : 53,728.92 = 24,783.84 : x
  2. Step 2: Convert to fraction form
    38,934/53,728.92 = 24,783.84/x
  3. Step 3: Cross multiply
    38,934x = 53,728.92 × 24,783.84
  4. Step 4: Simplify right side
    38,934x = 1,331,608,956.65
  5. Step 5: Solve for x
    x = 1,331,608,956.65/38,934
  6. Step 6: Final answer
    x = 34,201.70

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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.