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Finding the Fourth Proportional to 33,275.40, 49,923.11 and 19,963.05

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Solution

The fourth proportional to 33,275.40, 49,923.11 and 19,963.05 is: 29,950.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,275.40 : 49,923.11 = 19,963.05 : x
  2. Step 2: Convert to fraction form
    33,275.40/49,923.11 = 19,963.05/x
  3. Step 3: Cross multiply
    33,275.40x = 49,923.11 × 19,963.05
  4. Step 4: Simplify right side
    33,275.40x = 996,617,441.27
  5. Step 5: Solve for x
    x = 996,617,441.27/33,275.40
  6. Step 6: Final answer
    x = 29,950.58

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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.