Home / 33,250.56-49,869.30-9,871.80

Finding the Fourth Proportional to 33,250.56, 49,869.30 and 9,871.80

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Solution

The fourth proportional to 33,250.56, 49,869.30 and 9,871.80 is: 14,805.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,250.56 : 49,869.30 = 9,871.80 : x
  2. Step 2: Convert to fraction form
    33,250.56/49,869.30 = 9,871.80/x
  3. Step 3: Cross multiply
    33,250.56x = 49,869.30 × 9,871.80
  4. Step 4: Simplify right side
    33,250.56x = 492,299,755.74
  5. Step 5: Solve for x
    x = 492,299,755.74/33,250.56
  6. Step 6: Final answer
    x = 14,805.76

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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.