Home / 33,312.38-49,943.93-20,161.89

Finding the Fourth Proportional to 33,312.38, 49,943.93 and 20,161.89

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Solution

The fourth proportional to 33,312.38, 49,943.93 and 20,161.89 is: 30,227.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,312.38 : 49,943.93 = 20,161.89 : x
  2. Step 2: Convert to fraction form
    33,312.38/49,943.93 = 20,161.89/x
  3. Step 3: Cross multiply
    33,312.38x = 49,943.93 × 20,161.89
  4. Step 4: Simplify right side
    33,312.38x = 1,006,963,922.02
  5. Step 5: Solve for x
    x = 1,006,963,922.02/33,312.38
  6. Step 6: Final answer
    x = 30,227.92

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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.