Home / 33,281.20-49,943.27-21,433.74

Finding the Fourth Proportional to 33,281.20, 49,943.27 and 21,433.74

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Solution

The fourth proportional to 33,281.20, 49,943.27 and 21,433.74 is: 32,164.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,281.20 : 49,943.27 = 21,433.74 : x
  2. Step 2: Convert to fraction form
    33,281.20/49,943.27 = 21,433.74/x
  3. Step 3: Cross multiply
    33,281.20x = 49,943.27 × 21,433.74
  4. Step 4: Simplify right side
    33,281.20x = 1,070,471,063.93
  5. Step 5: Solve for x
    x = 1,070,471,063.93/33,281.20
  6. Step 6: Final answer
    x = 32,164.44

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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.