Home / 33,165.68-49,504.30-30,395.48

Finding the Fourth Proportional to 33,165.68, 49,504.30 and 30,395.48

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Solution

The fourth proportional to 33,165.68, 49,504.30 and 30,395.48 is: 45,369.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,165.68 : 49,504.30 = 30,395.48 : x
  2. Step 2: Convert to fraction form
    33,165.68/49,504.30 = 30,395.48/x
  3. Step 3: Cross multiply
    33,165.68x = 49,504.30 × 30,395.48
  4. Step 4: Simplify right side
    33,165.68x = 1,504,706,960.56
  5. Step 5: Solve for x
    x = 1,504,706,960.56/33,165.68
  6. Step 6: Final answer
    x = 45,369.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.