Home / 33,280.40-49,896.30-13,548.80

Finding the Fourth Proportional to 33,280.40, 49,896.30 and 13,548.80

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Solution

The fourth proportional to 33,280.40, 49,896.30 and 13,548.80 is: 20,313.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,280.40 : 49,896.30 = 13,548.80 : x
  2. Step 2: Convert to fraction form
    33,280.40/49,896.30 = 13,548.80/x
  3. Step 3: Cross multiply
    33,280.40x = 49,896.30 × 13,548.80
  4. Step 4: Simplify right side
    33,280.40x = 676,034,989.44
  5. Step 5: Solve for x
    x = 676,034,989.44/33,280.40
  6. Step 6: Final answer
    x = 20,313.31

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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.