Home / 34,653.09-51,979.48-13,578.24

Finding the Fourth Proportional to 34,653.09, 51,979.48 and 13,578.24

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Solution

The fourth proportional to 34,653.09, 51,979.48 and 13,578.24 is: 20,367.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,653.09 : 51,979.48 = 13,578.24 : x
  2. Step 2: Convert to fraction form
    34,653.09/51,979.48 = 13,578.24/x
  3. Step 3: Cross multiply
    34,653.09x = 51,979.48 × 13,578.24
  4. Step 4: Simplify right side
    34,653.09x = 705,789,786.62
  5. Step 5: Solve for x
    x = 705,789,786.62/34,653.09
  6. Step 6: Final answer
    x = 20,367.30

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1.5x scale

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.