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Finding the Fourth Proportional to 33,999.67, 50,999.41 and 9,039.70

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Solution

The fourth proportional to 33,999.67, 50,999.41 and 9,039.70 is: 13,559.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,999.67 : 50,999.41 = 9,039.70 : x
  2. Step 2: Convert to fraction form
    33,999.67/50,999.41 = 9,039.70/x
  3. Step 3: Cross multiply
    33,999.67x = 50,999.41 × 9,039.70
  4. Step 4: Simplify right side
    33,999.67x = 461,019,428.91
  5. Step 5: Solve for x
    x = 461,019,428.91/33,999.67
  6. Step 6: Final answer
    x = 13,559.52

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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.