Home / 33,320.27-49,955.72-20,169.53

Finding the Fourth Proportional to 33,320.27, 49,955.72 and 20,169.53

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Solution

The fourth proportional to 33,320.27, 49,955.72 and 20,169.53 is: 30,239.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,320.27 : 49,955.72 = 20,169.53 : x
  2. Step 2: Convert to fraction form
    33,320.27/49,955.72 = 20,169.53/x
  3. Step 3: Cross multiply
    33,320.27x = 49,955.72 × 20,169.53
  4. Step 4: Simplify right side
    33,320.27x = 1,007,583,292.36
  5. Step 5: Solve for x
    x = 1,007,583,292.36/33,320.27
  6. Step 6: Final answer
    x = 30,239.35

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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.