Home / 33,004.20-49,511.10-10,813.80

Finding the Fourth Proportional to 33,004.20, 49,511.10 and 10,813.80

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Solution

The fourth proportional to 33,004.20, 49,511.10 and 10,813.80 is: 16,222.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,004.20 : 49,511.10 = 10,813.80 : x
  2. Step 2: Convert to fraction form
    33,004.20/49,511.10 = 10,813.80/x
  3. Step 3: Cross multiply
    33,004.20x = 49,511.10 × 10,813.80
  4. Step 4: Simplify right side
    33,004.20x = 535,403,133.18
  5. Step 5: Solve for x
    x = 535,403,133.18/33,004.20
  6. Step 6: Final answer
    x = 16,222.27

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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.