Home / 38,244.62-57,384-19,514.79

Finding the Fourth Proportional to 38,244.62, 57,384 and 19,514.79

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Solution

The fourth proportional to 38,244.62, 57,384 and 19,514.79 is: 29,280.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,244.62 : 57,384 = 19,514.79 : x
  2. Step 2: Convert to fraction form
    38,244.62/57,384 = 19,514.79/x
  3. Step 3: Cross multiply
    38,244.62x = 57,384 × 19,514.79
  4. Step 4: Simplify right side
    38,244.62x = 1,119,836,709.36
  5. Step 5: Solve for x
    x = 1,119,836,709.36/38,244.62
  6. Step 6: Final answer
    x = 29,280.90

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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.