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Finding the Fourth Proportional to 33,998.81, 50,994.23 and 9,040.82

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Solution

The fourth proportional to 33,998.81, 50,994.23 and 9,040.82 is: 13,560.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,998.81 : 50,994.23 = 9,040.82 : x
  2. Step 2: Convert to fraction form
    33,998.81/50,994.23 = 9,040.82/x
  3. Step 3: Cross multiply
    33,998.81x = 50,994.23 × 9,040.82
  4. Step 4: Simplify right side
    33,998.81x = 461,029,354.29
  5. Step 5: Solve for x
    x = 461,029,354.29/33,998.81
  6. Step 6: Final answer
    x = 13,560.16

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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.