Home / 30,668.72-46,006.86-10,949.36

Finding the Fourth Proportional to 30,668.72, 46,006.86 and 10,949.36

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Solution

The fourth proportional to 30,668.72, 46,006.86 and 10,949.36 is: 16,425.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,668.72 : 46,006.86 = 10,949.36 : x
  2. Step 2: Convert to fraction form
    30,668.72/46,006.86 = 10,949.36/x
  3. Step 3: Cross multiply
    30,668.72x = 46,006.86 × 10,949.36
  4. Step 4: Simplify right side
    30,668.72x = 503,745,672.61
  5. Step 5: Solve for x
    x = 503,745,672.61/30,668.72
  6. Step 6: Final answer
    x = 16,425.39

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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.