Home / 39,470.26-54,467.33-21,565.88

Finding the Fourth Proportional to 39,470.26, 54,467.33 and 21,565.88

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Solution

The fourth proportional to 39,470.26, 54,467.33 and 21,565.88 is: 29,760.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,470.26 : 54,467.33 = 21,565.88 : x
  2. Step 2: Convert to fraction form
    39,470.26/54,467.33 = 21,565.88/x
  3. Step 3: Cross multiply
    39,470.26x = 54,467.33 × 21,565.88
  4. Step 4: Simplify right side
    39,470.26x = 1,174,635,902.70
  5. Step 5: Solve for x
    x = 1,174,635,902.70/39,470.26
  6. Step 6: Final answer
    x = 29,760.02

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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.