Home / 27,284.72-40,913.30-10,631.94

Finding the Fourth Proportional to 27,284.72, 40,913.30 and 10,631.94

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Solution

The fourth proportional to 27,284.72, 40,913.30 and 10,631.94 is: 15,942.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,284.72 : 40,913.30 = 10,631.94 : x
  2. Step 2: Convert to fraction form
    27,284.72/40,913.30 = 10,631.94/x
  3. Step 3: Cross multiply
    27,284.72x = 40,913.30 × 10,631.94
  4. Step 4: Simplify right side
    27,284.72x = 434,987,750.80
  5. Step 5: Solve for x
    x = 434,987,750.80/27,284.72
  6. Step 6: Final answer
    x = 15,942.54

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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.