Home / 35,979.82-53,975.97-11,019.28

Finding the Fourth Proportional to 35,979.82, 53,975.97 and 11,019.28

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Solution

The fourth proportional to 35,979.82, 53,975.97 and 11,019.28 is: 16,530.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,979.82 : 53,975.97 = 11,019.28 : x
  2. Step 2: Convert to fraction form
    35,979.82/53,975.97 = 11,019.28/x
  3. Step 3: Cross multiply
    35,979.82x = 53,975.97 × 11,019.28
  4. Step 4: Simplify right side
    35,979.82x = 594,776,326.70
  5. Step 5: Solve for x
    x = 594,776,326.70/35,979.82
  6. Step 6: Final answer
    x = 16,530.83

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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.